Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of adservice.google.com. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Testing all IP addresses (port 443): 172.217.214.154 172.217.214.156 172.217.214.157 172.217.214.155 ----------------------------------------------------- Start 2026-05-20 18:39:44 -->> 172.217.214.154:443 (adservice.google.com) <<-- Further IP addresses: 172.217.214.155 172.217.214.156 172.217.214.157 2607:f8b0:4001:c6c::9b 2607:f8b0:4001:c6c::9a 2607:f8b0:4001:c6c::9d 2607:f8b0:4001:c6c::9c rDNS (172.217.214.154): jr-in-f154.1e100.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 404 Not Found (Hint: supply a path which doesn't give a "404 Not Found") HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) (none issued at "/") -- HTTP status 404 signals you maybe missed the web application Security headers Referrer-Policy: no-referrer 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention supported (OK) SWEET32 (CVE-2016-2183, CVE-2016-6329) VULNERABLE, uses 64 bit block ciphers 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=774425F9A43063ADEA07E442870174FC1680579A1EFE07AEF103A91510F64C48 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) TLS1: ECDHE-ECDSA-AES128-SHA ECDHE-ECDSA-AES256-SHA ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-SHA AES128-SHA AES256-SHA DES-CBC3-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) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-05-20 18:40:30 [ 55s] -->> 172.217.214.154:443 (adservice.google.com) <<-- ----------------------------------------------------- Start 2026-05-20 18:40:30 -->> 172.217.214.156:443 (adservice.google.com) <<-- Further IP addresses: 172.217.214.155 172.217.214.154 172.217.214.157 2607:f8b0:4001:c6c::9b 2607:f8b0:4001:c6c::9a 2607:f8b0:4001:c6c::9d 2607:f8b0:4001:c6c::9c rDNS (172.217.214.156): jr-in-f156.1e100.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 404 Not Found (Hint: supply a path which doesn't give a "404 Not Found") HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) (none issued at "/") -- HTTP status 404 signals you maybe missed the web application Security headers Referrer-Policy: no-referrer 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention supported (OK) SWEET32 (CVE-2016-2183, CVE-2016-6329) VULNERABLE, uses 64 bit block ciphers 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=774425F9A43063ADEA07E442870174FC1680579A1EFE07AEF103A91510F64C48 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) TLS1: ECDHE-ECDSA-AES128-SHA ECDHE-ECDSA-AES256-SHA ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-SHA AES128-SHA AES256-SHA DES-CBC3-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) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-05-20 18:41:17 [ 102s] -->> 172.217.214.156:443 (adservice.google.com) <<-- ----------------------------------------------------- Start 2026-05-20 18:41:17 -->> 172.217.214.157:443 (adservice.google.com) <<-- Further IP addresses: 172.217.214.155 172.217.214.154 172.217.214.156 2607:f8b0:4001:c6c::9b 2607:f8b0:4001:c6c::9a 2607:f8b0:4001:c6c::9d 2607:f8b0:4001:c6c::9c rDNS (172.217.214.157): jr-in-f157.1e100.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 404 Not Found (Hint: supply a path which doesn't give a "404 Not Found") HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) (none issued at "/") -- HTTP status 404 signals you maybe missed the web application Security headers Referrer-Policy: no-referrer 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention supported (OK) SWEET32 (CVE-2016-2183, CVE-2016-6329) VULNERABLE, uses 64 bit block ciphers 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=774425F9A43063ADEA07E442870174FC1680579A1EFE07AEF103A91510F64C48 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) TLS1: ECDHE-ECDSA-AES128-SHA ECDHE-ECDSA-AES256-SHA ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-SHA AES128-SHA AES256-SHA DES-CBC3-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) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-05-20 18:42:16 [ 161s] -->> 172.217.214.157:443 (adservice.google.com) <<-- ----------------------------------------------------- Start 2026-05-20 18:42:17 -->> 172.217.214.155:443 (adservice.google.com) <<-- Further IP addresses: 172.217.214.154 172.217.214.156 172.217.214.157 2607:f8b0:4001:c6c::9b 2607:f8b0:4001:c6c::9a 2607:f8b0:4001:c6c::9d 2607:f8b0:4001:c6c::9c rDNS (172.217.214.155): jr-in-f155.1e100.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 404 Not Found (Hint: supply a path which doesn't give a "404 Not Found") HTTP clock skew 0 sec from localtime Strict Transport Security not offered Public Key Pinning -- Server banner (no "Server" line in header, interesting!) Application banner -- Cookie(s) (none issued at "/") -- HTTP status 404 signals you maybe missed the web application Security headers Referrer-Policy: no-referrer 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) no gzip/deflate/compress/br HTTP compression (OK) - only supplied "/" tested POODLE, SSL (CVE-2014-3566) not vulnerable (OK) TLS_FALLBACK_SCSV (RFC 7507) Downgrade attack prevention supported (OK) SWEET32 (CVE-2016-2183, CVE-2016-6329) VULNERABLE, uses 64 bit block ciphers 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=774425F9A43063ADEA07E442870174FC1680579A1EFE07AEF103A91510F64C48 LOGJAM (CVE-2015-4000), experimental not vulnerable (OK): no DH EXPORT ciphers, no DH key detected with <= TLS 1.2 BEAST (CVE-2011-3389) TLS1: ECDHE-ECDSA-AES128-SHA ECDHE-ECDSA-AES256-SHA ECDHE-RSA-AES128-SHA ECDHE-RSA-AES256-SHA AES128-SHA AES256-SHA DES-CBC3-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) RC4 (CVE-2013-2566, CVE-2015-2808) no RC4 ciphers detected (OK) Done 2026-05-20 18:43:14 [ 219s] -->> 172.217.214.155:443 (adservice.google.com) <<-- ----------------------------------------------------- Done testing now all IP addresses (on port 443): 172.217.214.154 172.217.214.156 172.217.214.157 172.217.214.155
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.