##################################################################### testssl.sh version 3.2rc4 from https://testssl.sh/dev/ 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 (Sep 1 2022) [~183 ciphers] on fv-az1786-487:/home/testssl/bin/openssl.Linux.x86_64 Testing all IPv4 addresses (port 443): 185.199.110.153 185.199.109.153 185.199.111.153 185.199.108.153 ----------------------------------------------------- Start 2025-03-30 11:05:10 -->> 185.199.110.153:443 (opentermsarchive.org) <<-- Further IP addresses: 185.199.108.153 185.199.109.153 185.199.111.153 rDNS (185.199.110.153): cdn-185-199-110-153.github.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.) offered Strong encryption (AEAD ciphers) with no FS offered (OK) 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) ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA256 ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES256-SHA Elliptic curves offered: prime256v1 secp384r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "status request/#5" "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 86400 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets: yes, 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 06AE5717C28B89B632EC06E8AB213557185C (OK: length 18) Fingerprints SHA1 DBBF2530F9062BCE45D98560125F2B2973A874C7 SHA256 80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Common Name (CN) opentermsarchive.org (CN in response to request w/o SNI: *.github.io ) subjectAltName (SAN) opentermsarchive.org www.opentermsarchive.org 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 73 >= 30 days (2025-03-14 07:54 --> 2025-06-12 07:54) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/93.crl OCSP URI http://r10.o.lencr.org OCSP stapling offered, not revoked 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 +134 sec from localtime HTTP Age (RFC 7234) 134 Strict Transport Security not offered Public Key Pinning -- Server banner GitHub.com' Application banner -- Cookie(s) (none issued at "/") Security headers Access-Control-Allow-Origin: * X-Served-By: cache-iad-kcgs7200176-IAD Cache-Control: max-age=600 Reverse Proxy banner Via: 1.1 varnish' X-Cache: HIT' X-Cache-Hits: 1' 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 not vulnerable (OK) Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) -- mitigated (1 successful reneg within 10 in 33s(timeout)) 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses cipher block chaining (CBC) ciphers with TLS. Check patches 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 6.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 11 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 12 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 79 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 66 (Win 8.1/10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) IE 6 XP No connection IE 8 Win 7 No connection IE 8 XP No connection IE 11 Win 7 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win Phone 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 12.1 (iOS 12.2) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 13.0 (macOS 10.14.6) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Java 7u25 No connection Java 8u161 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) LibreSSL 2.8.3 (Apple) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) OpenSSL 1.1.0l (Debian) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) OpenSSL 3.0.3 (git) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_128_GCM_SHA256 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 Grade cap reasons Grade capped to A. HSTS is not offered Done 2025-03-30 11:07:09 [ 122s] -->> 185.199.110.153:443 (opentermsarchive.org) <<-- ----------------------------------------------------- Start 2025-03-30 11:07:09 -->> 185.199.109.153:443 (opentermsarchive.org) <<-- Further IP addresses: 185.199.110.153 185.199.108.153 185.199.111.153 rDNS (185.199.109.153): cdn-185-199-109-153.github.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.) offered Strong encryption (AEAD ciphers) with no FS offered (OK) 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) ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA256 ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES256-SHA Elliptic curves offered: prime256v1 secp384r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "status request/#5" "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 86400 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets: yes, 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 06AE5717C28B89B632EC06E8AB213557185C (OK: length 18) Fingerprints SHA1 DBBF2530F9062BCE45D98560125F2B2973A874C7 SHA256 80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Common Name (CN) opentermsarchive.org (CN in response to request w/o SNI: *.github.io ) subjectAltName (SAN) opentermsarchive.org www.opentermsarchive.org 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 73 >= 30 days (2025-03-14 07:54 --> 2025-06-12 07:54) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/93.crl OCSP URI http://r10.o.lencr.org OCSP stapling offered, not revoked 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 +249 sec from localtime HTTP Age (RFC 7234) 249 Strict Transport Security not offered Public Key Pinning -- Server banner GitHub.com' Application banner -- Cookie(s) (none issued at "/") Security headers Access-Control-Allow-Origin: * X-Served-By: cache-iad-kcgs7200089-IAD Cache-Control: max-age=600 Reverse Proxy banner Via: 1.1 varnish' X-Cache: HIT' X-Cache-Hits: 1' 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 not vulnerable (OK) Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) -- mitigated (1 successful reneg within 10 in 33s(timeout)) 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses cipher block chaining (CBC) ciphers with TLS. Check patches 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 6.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 11 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 12 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 79 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 66 (Win 8.1/10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) IE 6 XP No connection IE 8 Win 7 No connection IE 8 XP No connection IE 11 Win 7 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win Phone 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 12.1 (iOS 12.2) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 13.0 (macOS 10.14.6) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Java 7u25 No connection Java 8u161 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) LibreSSL 2.8.3 (Apple) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) OpenSSL 1.1.0l (Debian) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) OpenSSL 3.0.3 (git) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_128_GCM_SHA256 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 Grade cap reasons Grade capped to A. HSTS is not offered Done 2025-03-30 11:09:05 [ 238s] -->> 185.199.109.153:443 (opentermsarchive.org) <<-- ----------------------------------------------------- Start 2025-03-30 11:09:05 -->> 185.199.111.153:443 (opentermsarchive.org) <<-- Further IP addresses: 185.199.110.153 185.199.108.153 185.199.109.153 rDNS (185.199.111.153): cdn-185-199-111-153.github.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.) offered Strong encryption (AEAD ciphers) with no FS offered (OK) 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) ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA256 ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES256-SHA Elliptic curves offered: prime256v1 secp384r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "status request/#5" "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 86400 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets: yes, 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 06AE5717C28B89B632EC06E8AB213557185C (OK: length 18) Fingerprints SHA1 DBBF2530F9062BCE45D98560125F2B2973A874C7 SHA256 80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Common Name (CN) opentermsarchive.org (CN in response to request w/o SNI: *.github.io ) subjectAltName (SAN) opentermsarchive.org www.opentermsarchive.org 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 73 >= 30 days (2025-03-14 07:54 --> 2025-06-12 07:54) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/93.crl OCSP URI http://r10.o.lencr.org OCSP stapling offered, not revoked 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 +364 sec from localtime HTTP Age (RFC 7234) 364 Strict Transport Security not offered Public Key Pinning -- Server banner GitHub.com' Application banner -- Cookie(s) (none issued at "/") Security headers Access-Control-Allow-Origin: * X-Served-By: cache-iad-kcgs7200157-IAD Cache-Control: max-age=600 Reverse Proxy banner Via: 1.1 varnish' X-Cache: HIT' X-Cache-Hits: 1' 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 not vulnerable (OK) Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) -- mitigated (1 successful reneg within 10 in 33s(timeout)) 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses cipher block chaining (CBC) ciphers with TLS. Check patches 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 6.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 11 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 12 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 79 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 66 (Win 8.1/10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) IE 6 XP No connection IE 8 Win 7 No connection IE 8 XP No connection IE 11 Win 7 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win Phone 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 12.1 (iOS 12.2) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 13.0 (macOS 10.14.6) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Java 7u25 No connection Java 8u161 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) LibreSSL 2.8.3 (Apple) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) OpenSSL 1.1.0l (Debian) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) OpenSSL 3.0.3 (git) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_128_GCM_SHA256 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 Grade cap reasons Grade capped to A. HSTS is not offered Done 2025-03-30 11:11:00 [ 353s] -->> 185.199.111.153:443 (opentermsarchive.org) <<-- ----------------------------------------------------- Start 2025-03-30 11:11:00 -->> 185.199.108.153:443 (opentermsarchive.org) <<-- Further IP addresses: 185.199.110.153 185.199.109.153 185.199.111.153 rDNS (185.199.108.153): cdn-185-199-108-153.github.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.) offered Strong encryption (AEAD ciphers) with no FS offered (OK) 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) ECDHE-RSA-AES128-GCM-SHA256 ECDHE-RSA-AES128-SHA256 ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-GCM-SHA384 ECDHE-RSA-AES256-SHA Elliptic curves offered: prime256v1 secp384r1 Testing server defaults (Server Hello) TLS extensions (standard) "server name/#0" "status request/#5" "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 86400 seconds, session tickets keys seems to be rotated < daily SSL Session ID support yes Session Resumption Tickets: yes, 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 06AE5717C28B89B632EC06E8AB213557185C (OK: length 18) Fingerprints SHA1 DBBF2530F9062BCE45D98560125F2B2973A874C7 SHA256 80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Common Name (CN) opentermsarchive.org (CN in response to request w/o SNI: *.github.io ) subjectAltName (SAN) opentermsarchive.org www.opentermsarchive.org 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 Chain of trust Ok EV cert (experimental) no Certificate Validity (UTC) 73 >= 30 days (2025-03-14 07:54 --> 2025-06-12 07:54) ETS/"eTLS", visibility info not present Certificate Revocation List http://r10.c.lencr.org/93.crl OCSP URI http://r10.o.lencr.org OCSP stapling offered, not revoked 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 +480 sec from localtime HTTP Age (RFC 7234) 480 Strict Transport Security not offered Public Key Pinning -- Server banner GitHub.com' Application banner -- Cookie(s) (none issued at "/") Security headers Access-Control-Allow-Origin: * X-Served-By: cache-iad-kcgs7200098-IAD Cache-Control: max-age=600 Reverse Proxy banner Via: 1.1 varnish' X-Cache: HIT' X-Cache-Hits: 1' 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 not vulnerable (OK) Secure Renegotiation (RFC 5746) supported (OK) Secure Client-Initiated Renegotiation not vulnerable (OK) -- mitigated (1 successful reneg within 10 in 33s(timeout)) 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=80B7356A9C170A7CE00F3E5477F277BA9B6FD5EC32D7346B52ABD1A6AAC0A2E1 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) not vulnerable (OK), no SSL3 or TLS1 LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses cipher block chaining (CBC) ciphers with TLS. Check patches 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 6.0 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 7.0 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Android 8.1 (native) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Android 9.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 10.0 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 11 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Android 12 (native) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 79 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Chrome 101 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 66 (Win 8.1/10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Firefox 100 (Win 10) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) IE 6 XP No connection IE 8 Win 7 No connection IE 8 XP No connection IE 11 Win 7 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win Phone 8.1 TLSv1.2 ECDHE-RSA-AES128-SHA256 256 bit ECDH (P-256) IE 11 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Edge 15 Win 10 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 253 bit ECDH (X25519) Edge 101 Win 10 21H2 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Safari 12.1 (iOS 12.2) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 13.0 (macOS 10.14.6) TLSv1.3 TLS_CHACHA20_POLY1305_SHA256 253 bit ECDH (X25519) Safari 15.4 (macOS 12.3.1) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Java 7u25 No connection Java 8u161 TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Java 11.0.2 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 256 bit ECDH (P-256) Java 17.0.3 (OpenJDK) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) go 1.17.8 TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) LibreSSL 2.8.3 (Apple) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.0.2e TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) OpenSSL 1.1.0l (Debian) TLSv1.2 ECDHE-RSA-CHACHA20-POLY1305 253 bit ECDH (X25519) OpenSSL 1.1.1d (Debian) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) OpenSSL 3.0.3 (git) TLSv1.3 TLS_AES_128_GCM_SHA256 253 bit ECDH (X25519) Apple Mail (16.0) TLSv1.2 ECDHE-RSA-AES128-GCM-SHA256 256 bit ECDH (P-256) Thunderbird (91.9) TLSv1.3 TLS_AES_128_GCM_SHA256 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 Grade cap reasons Grade capped to A. HSTS is not offered Done 2025-03-30 11:12:56 [ 469s] -->> 185.199.108.153:443 (opentermsarchive.org) <<-- ----------------------------------------------------- Done testing now all IP addresses (on port 443): 185.199.110.153 185.199.109.153 185.199.111.153 185.199.108.153