##################################################################### testssl.sh version 3.2.0 from https://testssl.sh/ This program is free software. Distribution and modification under GPLv2 permitted. USAGE w/o ANY WARRANTY. USE IT AT YOUR OWN RISK! Please file bugs @ https://testssl.sh/bugs/ ##################################################################### Using OpenSSL 1.0.2-bad (Mar 28 2025) [~183 ciphers] on fv-az1694-535:/home/testssl/bin/openssl.Linux.x86_64 Testing all IPv4 addresses (port 443): 5.104.101.30 109.232.236.90 109.232.233.130 148.253.75.120 ----------------------------------------------------- Start 2025-06-01 02:03:20 -->> 5.104.101.30:443 (acces-cible.incubateur.net) <<-- Further IP addresses: 109.232.233.130 109.232.236.90 148.253.75.120 rDNS (5.104.101.30): ows-5-104-101-30.eu-west-2.compute.outscale.com. Service detected: HTTP Testing protocols via sockets except NPN+ALPN SSLv2 not offered (OK) SSLv3 not offered (OK) TLS 1 not offered TLS 1.1 not offered TLS 1.2 offered (OK) TLS 1.3 offered (OK): final ALPN/HTTP2 h2, http/1.1 (offered) Testing cipher categories NULL ciphers (no encryption) not offered (OK) Anonymous NULL Ciphers (no authentication) not offered (OK) Export ciphers (w/o ADH+NULL) not offered (OK) LOW: 64 Bit + DES, RC[2,4], MD5 (w/o export) not offered (OK) Triple DES Ciphers / IDEA not offered Obsoleted CBC ciphers (AES, ARIA etc.) not offered Strong encryption (AEAD ciphers) with no FS not offered Forward Secrecy strong encryption (AEAD ciphers) offered (OK) Testing server's cipher preferences Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits Cipher Suite Name (IANA/RFC) ----------------------------------------------------------------------------------------------------------------------------- SSLv2 - SSLv3 - TLSv1 - TLSv1.1 - TLSv1.2 (server order) TLSv1.3 Local problem: /home/testssl/bin/openssl.Linux.x86_64 doesn't support "s_client -tls1_3" Has server cipher order? yes (OK) -- TLS 1.3 and below Testing robust forward secrecy (FS) -- omitting Null Authentication/Encryption, 3DES, RC4 FS is offered (OK) DHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES256-GCM-SHA384 Elliptic curves offered: prime256v1 secp384r1 secp521r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "max fragment length/#1" "supported_groups/#10" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "session ticket/#35" "supported versions/#43" "key share/#51" "renegotiation info/#65281" Session Ticket RFC 5077 hint 300 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets no, ID: yes TLS clock skew Random values, no fingerprinting possible Certificate Compression none Client Authentication none Signature Algorithm SHA256 with RSA Server key size RSA 2048 bits (exponent is 65537) Server key usage Digital Signature, Key Encipherment Server extended key usage TLS Web Server Authentication, TLS Web Client Authentication Serial 060D0705A16029285004F608050FBD5E610C (OK: length 18) Fingerprints SHA1 76877210A6FE7329B3D752A40AA2584D7DDAD9D0 SHA256 C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Common Name (CN) acces-cible.incubateur.net (CN in response to request w/o SNI: *.osc-fr1.scalingo.io ) subjectAltName (SAN) acces-cible.incubateur.net Trust (hostname) Ok via SAN and CN (SNI mandatory) wildcard certificate could be problematic, see other hosts at https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 47 >= 30 days (2025-04-19 19:32 --> 2025-07-18 19:32) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/13.crl OCSP URI http://r10.o.lencr.org OCSP stapling not offered OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 2 Issuer R10 (Let's Encrypt from US) Intermediate cert validity #1: ok > 40 days (2027-03-12 23:59). R10 <-- ISRG Root X1 Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security 730 days=63072000 s, includeSubDomains Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly Security headers X-Frame-Options: SAMEORIGIN X-Content-Type-Options: nosniff Content-Security-Policy: default-src 'self'; font-src 'self'; img-src 'self' data:; object-src 'none'; script-src 'self' 'nonce-'; style-src 'self' 'nonce-' X-XSS-Protection: 0 Referrer-Policy: strict-origin-when-cross-origin Cache-Control: max-age=0, private, must-revalidate Reverse Proxy banner -- Testing vulnerabilities Heartbleed (CVE-2014-0160) not vulnerable (OK), no heartbeat extension CCS (CVE-2014-0224) not vulnerable (OK) Ticketbleed (CVE-2016-9244), experiment. not vulnerable (OK) ROBOT Server does not support any cipher suites that use RSA key transport Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) CRIME, TLS (CVE-2012-4929) not vulnerable (OK) BREACH (CVE-2013-3587) potentially NOT ok, "gzip" HTTP compression detected. - only supplied "/" tested Can be ignored for static pages or if no secrets in the page POODLE, SSL (CVE-2014-3566) not vulnerable (OK), no SSLv3 support TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no protocol below TLS 1.2 offered SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK) FREAK (CVE-2015-0204) not vulnerable (OK) DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and port (OK) make sure you don't use this certificate elsewhere with SSLv2 enabled services, see https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no common prime detected BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Running client simulations (HTTP) via sockets Browser Protocol Cipher Suite Name (OpenSSL) Forward Secrecy ------------------------------------------------------------------------------------------------ Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 11/12 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 13/14 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 15 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chromium 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win 8.1 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win Phone 8.1 No connection IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Edge 133 Win 11 23H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (iOS 18.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (macOS 15.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 7u25 No connection Java 8u442 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 21.0.6 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) LibreSSL 3.3.6 (macOS) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.0.15 (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.5.0 (git) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Rating (experimental) Rating specs (not complete) SSL Labs's 'SSL Server Rating Guide' (version 2009q from 2020-01-30) Specification documentation https://github.com/ssllabs/research/wiki/SSL-Server-Rating-Guide Protocol Support (weighted) 100 (30) Key Exchange (weighted) 90 (27) Cipher Strength (weighted) 60 (24) Final Score 81 Overall Grade A+ Done 2025-06-01 02:05:00 [ 103s] -->> 5.104.101.30:443 (acces-cible.incubateur.net) <<-- ----------------------------------------------------- Start 2025-06-01 02:05:01 -->> 109.232.236.90:443 (acces-cible.incubateur.net) <<-- Further IP addresses: 109.232.233.130 148.253.75.120 5.104.101.30 rDNS (109.232.236.90): ows-109-232-236-90.eu-west-2.compute.outscale.com. Service detected: HTTP Testing protocols via sockets except NPN+ALPN SSLv2 not offered (OK) SSLv3 not offered (OK) TLS 1 not offered TLS 1.1 not offered TLS 1.2 offered (OK) TLS 1.3 offered (OK): final ALPN/HTTP2 h2, http/1.1 (offered) Testing cipher categories NULL ciphers (no encryption) not offered (OK) Anonymous NULL Ciphers (no authentication) not offered (OK) Export ciphers (w/o ADH+NULL) not offered (OK) LOW: 64 Bit + DES, RC[2,4], MD5 (w/o export) not offered (OK) Triple DES Ciphers / IDEA not offered Obsoleted CBC ciphers (AES, ARIA etc.) not offered Strong encryption (AEAD ciphers) with no FS not offered Forward Secrecy strong encryption (AEAD ciphers) offered (OK) Testing server's cipher preferences Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits Cipher Suite Name (IANA/RFC) ----------------------------------------------------------------------------------------------------------------------------- SSLv2 - SSLv3 - TLSv1 - TLSv1.1 - TLSv1.2 (server order) TLSv1.3 Local problem: /home/testssl/bin/openssl.Linux.x86_64 doesn't support "s_client -tls1_3" Has server cipher order? yes (OK) -- TLS 1.3 and below Testing robust forward secrecy (FS) -- omitting Null Authentication/Encryption, 3DES, RC4 FS is offered (OK) DHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES256-GCM-SHA384 Elliptic curves offered: prime256v1 secp384r1 secp521r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "max fragment length/#1" "supported_groups/#10" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "session ticket/#35" "supported versions/#43" "key share/#51" "renegotiation info/#65281" Session Ticket RFC 5077 hint 300 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets no, ID: no TLS clock skew Random values, no fingerprinting possible Certificate Compression none Client Authentication none Signature Algorithm SHA256 with RSA Server key size RSA 2048 bits (exponent is 65537) Server key usage Digital Signature, Key Encipherment Server extended key usage TLS Web Server Authentication, TLS Web Client Authentication Serial 060D0705A16029285004F608050FBD5E610C (OK: length 18) Fingerprints SHA1 76877210A6FE7329B3D752A40AA2584D7DDAD9D0 SHA256 C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Common Name (CN) acces-cible.incubateur.net (CN in response to request w/o SNI: *.osc-fr1.scalingo.io ) subjectAltName (SAN) acces-cible.incubateur.net Trust (hostname) Ok via SAN and CN (SNI mandatory) wildcard certificate could be problematic, see other hosts at https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 47 >= 30 days (2025-04-19 19:32 --> 2025-07-18 19:32) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/13.crl OCSP URI http://r10.o.lencr.org OCSP stapling not offered OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 2 Issuer R10 (Let's Encrypt from US) Intermediate cert validity #1: ok > 40 days (2027-03-12 23:59). R10 <-- ISRG Root X1 Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security 730 days=63072000 s, includeSubDomains Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly Security headers X-Frame-Options: SAMEORIGIN X-Content-Type-Options: nosniff Content-Security-Policy: default-src 'self'; font-src 'self'; img-src 'self' data:; object-src 'none'; script-src 'self' 'nonce-'; style-src 'self' 'nonce-' X-XSS-Protection: 0 Referrer-Policy: strict-origin-when-cross-origin Cache-Control: max-age=0, private, must-revalidate Reverse Proxy banner -- Testing vulnerabilities Heartbleed (CVE-2014-0160) not vulnerable (OK), no heartbeat extension CCS (CVE-2014-0224) not vulnerable (OK) Ticketbleed (CVE-2016-9244), experiment. not vulnerable (OK) ROBOT Server does not support any cipher suites that use RSA key transport Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) CRIME, TLS (CVE-2012-4929) not vulnerable (OK) BREACH (CVE-2013-3587) potentially NOT ok, "gzip" HTTP compression detected. - only supplied "/" tested Can be ignored for static pages or if no secrets in the page POODLE, SSL (CVE-2014-3566) not vulnerable (OK), no SSLv3 support TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no protocol below TLS 1.2 offered SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK) FREAK (CVE-2015-0204) not vulnerable (OK) DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and port (OK) make sure you don't use this certificate elsewhere with SSLv2 enabled services, see https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no common prime detected BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Running client simulations (HTTP) via sockets Browser Protocol Cipher Suite Name (OpenSSL) Forward Secrecy ------------------------------------------------------------------------------------------------ Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 11/12 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 13/14 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 15 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chromium 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win 8.1 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win Phone 8.1 No connection IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Edge 133 Win 11 23H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (iOS 18.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (macOS 15.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 7u25 No connection Java 8u442 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 21.0.6 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) LibreSSL 3.3.6 (macOS) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.0.15 (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.5.0 (git) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Rating (experimental) Rating specs (not complete) SSL Labs's 'SSL Server Rating Guide' (version 2009q from 2020-01-30) Specification documentation https://github.com/ssllabs/research/wiki/SSL-Server-Rating-Guide Protocol Support (weighted) 100 (30) Key Exchange (weighted) 90 (27) Cipher Strength (weighted) 60 (24) Final Score 81 Overall Grade A+ Done 2025-06-01 02:06:39 [ 202s] -->> 109.232.236.90:443 (acces-cible.incubateur.net) <<-- ----------------------------------------------------- Start 2025-06-01 02:06:39 -->> 109.232.233.130:443 (acces-cible.incubateur.net) <<-- Further IP addresses: 109.232.236.90 148.253.75.120 5.104.101.30 rDNS (109.232.233.130): ows-109-232-233-130.eu-west-2.compute.outscale.com. Service detected: HTTP Testing protocols via sockets except NPN+ALPN SSLv2 not offered (OK) SSLv3 not offered (OK) TLS 1 not offered TLS 1.1 not offered TLS 1.2 offered (OK) TLS 1.3 offered (OK): final ALPN/HTTP2 h2, http/1.1 (offered) Testing cipher categories NULL ciphers (no encryption) not offered (OK) Anonymous NULL Ciphers (no authentication) not offered (OK) Export ciphers (w/o ADH+NULL) not offered (OK) LOW: 64 Bit + DES, RC[2,4], MD5 (w/o export) not offered (OK) Triple DES Ciphers / IDEA not offered Obsoleted CBC ciphers (AES, ARIA etc.) not offered Strong encryption (AEAD ciphers) with no FS not offered Forward Secrecy strong encryption (AEAD ciphers) offered (OK) Testing server's cipher preferences Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits Cipher Suite Name (IANA/RFC) ----------------------------------------------------------------------------------------------------------------------------- SSLv2 - SSLv3 - TLSv1 - TLSv1.1 - TLSv1.2 (server order) TLSv1.3 Local problem: /home/testssl/bin/openssl.Linux.x86_64 doesn't support "s_client -tls1_3" Has server cipher order? yes (OK) -- TLS 1.3 and below Testing robust forward secrecy (FS) -- omitting Null Authentication/Encryption, 3DES, RC4 FS is offered (OK) DHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES256-GCM-SHA384 Elliptic curves offered: prime256v1 secp384r1 secp521r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "max fragment length/#1" "supported_groups/#10" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "session ticket/#35" "supported versions/#43" "key share/#51" "renegotiation info/#65281" Session Ticket RFC 5077 hint 300 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets no, ID: no TLS clock skew Random values, no fingerprinting possible Certificate Compression none Client Authentication none Signature Algorithm SHA256 with RSA Server key size RSA 2048 bits (exponent is 65537) Server key usage Digital Signature, Key Encipherment Server extended key usage TLS Web Server Authentication, TLS Web Client Authentication Serial 060D0705A16029285004F608050FBD5E610C (OK: length 18) Fingerprints SHA1 76877210A6FE7329B3D752A40AA2584D7DDAD9D0 SHA256 C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Common Name (CN) acces-cible.incubateur.net (CN in response to request w/o SNI: *.osc-fr1.scalingo.io ) subjectAltName (SAN) acces-cible.incubateur.net Trust (hostname) Ok via SAN and CN (SNI mandatory) wildcard certificate could be problematic, see other hosts at https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 47 >= 30 days (2025-04-19 19:32 --> 2025-07-18 19:32) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/13.crl OCSP URI http://r10.o.lencr.org OCSP stapling not offered OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 2 Issuer R10 (Let's Encrypt from US) Intermediate cert validity #1: ok > 40 days (2027-03-12 23:59). R10 <-- ISRG Root X1 Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security 730 days=63072000 s, includeSubDomains Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly Security headers X-Frame-Options: SAMEORIGIN X-Content-Type-Options: nosniff Content-Security-Policy: default-src 'self'; font-src 'self'; img-src 'self' data:; object-src 'none'; script-src 'self' 'nonce-'; style-src 'self' 'nonce-' X-XSS-Protection: 0 Referrer-Policy: strict-origin-when-cross-origin Cache-Control: max-age=0, private, must-revalidate Reverse Proxy banner -- Testing vulnerabilities Heartbleed (CVE-2014-0160) not vulnerable (OK), no heartbeat extension CCS (CVE-2014-0224) not vulnerable (OK) Ticketbleed (CVE-2016-9244), experiment. not vulnerable (OK) ROBOT Server does not support any cipher suites that use RSA key transport Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) CRIME, TLS (CVE-2012-4929) not vulnerable (OK) BREACH (CVE-2013-3587) potentially NOT ok, "gzip" HTTP compression detected. - only supplied "/" tested Can be ignored for static pages or if no secrets in the page POODLE, SSL (CVE-2014-3566) not vulnerable (OK), no SSLv3 support TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no protocol below TLS 1.2 offered SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK) FREAK (CVE-2015-0204) not vulnerable (OK) DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and port (OK) make sure you don't use this certificate elsewhere with SSLv2 enabled services, see https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no common prime detected BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Running client simulations (HTTP) via sockets Browser Protocol Cipher Suite Name (OpenSSL) Forward Secrecy ------------------------------------------------------------------------------------------------ Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 11/12 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 13/14 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 15 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chromium 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win 8.1 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win Phone 8.1 No connection IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Edge 133 Win 11 23H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (iOS 18.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (macOS 15.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 7u25 No connection Java 8u442 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 21.0.6 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) LibreSSL 3.3.6 (macOS) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.0.15 (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.5.0 (git) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Rating (experimental) Rating specs (not complete) SSL Labs's 'SSL Server Rating Guide' (version 2009q from 2020-01-30) Specification documentation https://github.com/ssllabs/research/wiki/SSL-Server-Rating-Guide Protocol Support (weighted) 100 (30) Key Exchange (weighted) 90 (27) Cipher Strength (weighted) 60 (24) Final Score 81 Overall Grade A+ Done 2025-06-01 02:08:18 [ 301s] -->> 109.232.233.130:443 (acces-cible.incubateur.net) <<-- ----------------------------------------------------- Start 2025-06-01 02:08:18 -->> 148.253.75.120:443 (acces-cible.incubateur.net) <<-- Further IP addresses: 109.232.233.130 109.232.236.90 5.104.101.30 rDNS (148.253.75.120): ows-148-253-75-120.eu-west-2.compute.outscale.com. Service detected: HTTP Testing protocols via sockets except NPN+ALPN SSLv2 not offered (OK) SSLv3 not offered (OK) TLS 1 not offered TLS 1.1 not offered TLS 1.2 offered (OK) TLS 1.3 offered (OK): final ALPN/HTTP2 h2, http/1.1 (offered) Testing cipher categories NULL ciphers (no encryption) not offered (OK) Anonymous NULL Ciphers (no authentication) not offered (OK) Export ciphers (w/o ADH+NULL) not offered (OK) LOW: 64 Bit + DES, RC[2,4], MD5 (w/o export) not offered (OK) Triple DES Ciphers / IDEA not offered Obsoleted CBC ciphers (AES, ARIA etc.) not offered Strong encryption (AEAD ciphers) with no FS not offered Forward Secrecy strong encryption (AEAD ciphers) offered (OK) Testing server's cipher preferences Hexcode Cipher Suite Name (OpenSSL) KeyExch. Encryption Bits Cipher Suite Name (IANA/RFC) ----------------------------------------------------------------------------------------------------------------------------- SSLv2 - SSLv3 - TLSv1 - TLSv1.1 - TLSv1.2 (server order) TLSv1.3 Local problem: /home/testssl/bin/openssl.Linux.x86_64 doesn't support "s_client -tls1_3" Has server cipher order? yes (OK) -- TLS 1.3 and below Testing robust forward secrecy (FS) -- omitting Null Authentication/Encryption, 3DES, RC4 FS is offered (OK) DHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES256-GCM-SHA384 Elliptic curves offered: prime256v1 secp384r1 secp521r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "max fragment length/#1" "supported_groups/#10" "EC point formats/#11" "application layer protocol negotiation/#16" "extended master secret/#23" "session ticket/#35" "supported versions/#43" "key share/#51" "renegotiation info/#65281" Session Ticket RFC 5077 hint 300 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets no, ID: no TLS clock skew Random values, no fingerprinting possible Certificate Compression none Client Authentication none Signature Algorithm SHA256 with RSA Server key size RSA 2048 bits (exponent is 65537) Server key usage Digital Signature, Key Encipherment Server extended key usage TLS Web Server Authentication, TLS Web Client Authentication Serial 060D0705A16029285004F608050FBD5E610C (OK: length 18) Fingerprints SHA1 76877210A6FE7329B3D752A40AA2584D7DDAD9D0 SHA256 C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Common Name (CN) acces-cible.incubateur.net (CN in response to request w/o SNI: *.osc-fr1.scalingo.io ) subjectAltName (SAN) acces-cible.incubateur.net Trust (hostname) Ok via SAN and CN (SNI mandatory) wildcard certificate could be problematic, see other hosts at https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 47 >= 30 days (2025-04-19 19:32 --> 2025-07-18 19:32) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/13.crl OCSP URI http://r10.o.lencr.org OCSP stapling not offered OCSP must staple extension -- DNS CAA RR (experimental) not offered Certificate Transparency yes (certificate extension) Certificates provided 2 Issuer R10 (Let's Encrypt from US) Intermediate cert validity #1: ok > 40 days (2027-03-12 23:59). R10 <-- ISRG Root X1 Intermediate Bad OCSP (exp.) Ok Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security 730 days=63072000 s, includeSubDomains Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly Security headers X-Frame-Options: SAMEORIGIN X-Content-Type-Options: nosniff Content-Security-Policy: default-src 'self'; font-src 'self'; img-src 'self' data:; object-src 'none'; script-src 'self' 'nonce-'; style-src 'self' 'nonce-' X-XSS-Protection: 0 Referrer-Policy: strict-origin-when-cross-origin Cache-Control: max-age=0, private, must-revalidate Reverse Proxy banner -- Testing vulnerabilities Heartbleed (CVE-2014-0160) not vulnerable (OK), no heartbeat extension CCS (CVE-2014-0224) not vulnerable (OK) Ticketbleed (CVE-2016-9244), experiment. not vulnerable (OK) ROBOT Server does not support any cipher suites that use RSA key transport Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) CRIME, TLS (CVE-2012-4929) not vulnerable (OK) BREACH (CVE-2013-3587) potentially NOT ok, "gzip" HTTP compression detected. - only supplied "/" tested Can be ignored for static pages or if no secrets in the page POODLE, SSL (CVE-2014-3566) not vulnerable (OK), no SSLv3 support TLS_FALLBACK_SCSV (RFC 7507) No fallback possible (OK), no protocol below TLS 1.2 offered SWEET32 (CVE-2016-2183, CVE-2016-6329) not vulnerable (OK) FREAK (CVE-2015-0204) not vulnerable (OK) DROWN (CVE-2016-0800, CVE-2016-0703) not vulnerable on this host and port (OK) make sure you don't use this certificate elsewhere with SSLv2 enabled services, see https://search.censys.io/search?resource=hosts&virtual_hosts=INCLUDE&q=C74A52194423A71B7441211D343BD1A10F41EBFB4FB65E816D76AAD82F9B09D3 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no common prime detected BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Running client simulations (HTTP) via sockets Browser Protocol Cipher Suite Name (OpenSSL) Forward Secrecy ------------------------------------------------------------------------------------------------ Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 11/12 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 13/14 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Android 15 (native) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Chromium 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Firefox 137 (Win 11) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) IE 8 Win 7 No connection IE 11 Win 7 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win 8.1 TLSv1.2 DHE-RSA-AES256-GCM-SHA384 2048 bit DH IE 11 Win Phone 8.1 No connection IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Edge 133 Win 11 23H2 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (iOS 18.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Safari 18.4 (macOS 15.4) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 7u25 No connection Java 8u442 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Java 21.0.6 (OpenJDK) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) LibreSSL 3.3.6 (macOS) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.0.15 (Debian) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) OpenSSL 3.5.0 (git) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_256_GCM_SHA384 253 bit ECDH (X25519) Rating (experimental) Rating specs (not complete) SSL Labs's 'SSL Server Rating Guide' (version 2009q from 2020-01-30) Specification documentation https://github.com/ssllabs/research/wiki/SSL-Server-Rating-Guide Protocol Support (weighted) 100 (30) Key Exchange (weighted) 90 (27) Cipher Strength (weighted) 60 (24) Final Score 81 Overall Grade A+ Done 2025-06-01 02:09:56 [ 399s] -->> 148.253.75.120:443 (acces-cible.incubateur.net) <<-- ----------------------------------------------------- Done testing now all IP addresses (on port 443): 5.104.101.30 109.232.236.90 109.232.233.130 148.253.75.120