Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of mail.stuhlberger.com.br. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Start 2026-01-08 22:34:58 -->> 179.106.32.225:443 (mail.stuhlberger.com.br) <<-- rDNS (179.106.32.225): mail.stuhlberger.com.br. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 200 OK HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner Microsoft-IIS/8.5 Application banner X-Powered-By: ASP.NET Cookie(s) (none issued at "/") Security headers -- Reverse Proxy banner -- 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) 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) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention NOT supported 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=7B98D42657FCA4E950324EFE769C3F5B4EC6184C9C8CFDAEDF026E59BDC330B2 LOGJAM (CVE-2015-4000), experimental VULNERABLE (NOT ok): common prime: RFC2409/Oakley Group 2 (1024 bits), but no DH EXPORT ciphers BEAST (CVE-2011-3389) TLS1: ECDHE-RSA-AES256-SHA ECDHE-RSA-AES128-SHA AES256-SHA AES128-SHA VULNERABLE -- but also supports higher protocols TLSv1.1 TLSv1.2 (likely mitigated) LUCKY13 (CVE-2013-0169), experimental potentially VULNERABLE, uses obsolete cipher block chaining ciphers with TLS, see server prefs. Winshock (CVE-2014-6321), experimental not vulnerable (OK) - GCM rollup ciphers found RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-01-08 22:36:41 [ 114s] -->> 179.106.32.225:443 (mail.stuhlberger.com.br) <<--
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.