Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of thumb.wikimedia.org. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Start 2026-10-26 07:58:32 -->> 208.80.153.224:443 (thumb.wikimedia.org) <<-- Further IP addresses: 2620:0:860:ed1a::1 rDNS (208.80.153.224): text-lb.codfw.wikimedia.org. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 301 Moved Permanently, redirecting to "" HTTP clock skew 0 sec from localtime IPv4 address in header x-client-ip: 34.96.45.168 (check if it's your IP address or e.g. a cluster IP) Strict Transport Security 1231 days=106384710 s, includeSubDomains, preload Public Key Pinning -- Server banner Varnish Application banner -- Cookie(s) 1 issued: 1/1 secure, 1/1 HttpOnly -- maybe better try target URL of 30x Security headers Access-Control-Allow-Origin: * Reverse Proxy banner x-cache: cp2055 int x-cache-status: int-front Testing vulnerabilities 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) 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) no RSA certificate, thus certificate can't be used with SSLv2 elsewhere 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 not vulnerable (OK) Winshock (CVE-2014-6321), experimental not vulnerable (OK) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-10-26 07:59:11 [ 49s] -->> 208.80.153.224:443 (thumb.wikimedia.org) <<--
About this Scan
This scan uses testssl.sh to check for:
- Protocols: SSLv2, SSLv3, TLS 1.0, TLS 1.1, TLS 1.2, TLS 1.3
- Vulnerabilities: Heartbleed, POODLE, FREAK, Logjam, DROWN, etc.
- Cipher Suites: Weak ciphers, perfect forward secrecy (PFS) support.