Deep SSL/TLS Vulnerability Test
This report provides a deep analysis of the SSL/TLS configuration of www.alexa.com. It checks for protocol support, cipher strength, and known vulnerabilities.
Scan Results
Testing all IP addresses (port 443): 18.172.122.125 18.172.122.96 18.172.122.14 18.172.122.103 ----------------------------------------------------- Start 2026-02-26 07:59:12 -->> 18.172.122.125:443 (www.alexa.com) <<-- Further IP addresses: 18.172.122.103 18.172.122.96 18.172.122.14 rDNS (18.172.122.125): server-18-172-122-125.ord56.r.cloudfront.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 302 Moved Temporarily, redirecting to "https://alexa.amazon.com/home" HTTP clock skew 0 sec from localtime HTTP Age (RFC 7234) 22 Strict Transport Security not offered Public Key Pinning -- Server banner awselb/2.0 Application banner -- Cookie(s) (none issued at "/") -- maybe better try target URL of 30x Security headers -- Reverse Proxy banner X-Cache: Hit from cloudfront Via: 1.1 49359653c83aba064c5552e90ff15b76.cloudfront.net (CloudFront) 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) 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=8F3422CC286466B29010B4AF7FB92F02ADDB72D40D659DC2B1CAA780EB92D519 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 2026-02-26 08:00:07 [ 63s] -->> 18.172.122.125:443 (www.alexa.com) <<-- ----------------------------------------------------- Start 2026-02-26 08:00:07 -->> 18.172.122.96:443 (www.alexa.com) <<-- Further IP addresses: 18.172.122.103 18.172.122.125 18.172.122.14 rDNS (18.172.122.96): server-18-172-122-96.ord56.r.cloudfront.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 302 Moved Temporarily, redirecting to "https://alexa.amazon.com/home" HTTP clock skew 0 sec from localtime HTTP Age (RFC 7234) 1 Strict Transport Security not offered Public Key Pinning -- Server banner awselb/2.0 Application banner -- Cookie(s) (none issued at "/") -- maybe better try target URL of 30x Security headers -- Reverse Proxy banner X-Cache: Hit from cloudfront Via: 1.1 224ff291656c355124a517edfd057cea.cloudfront.net (CloudFront) 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) 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=8F3422CC286466B29010B4AF7FB92F02ADDB72D40D659DC2B1CAA780EB92D519 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 2026-02-26 08:01:16 [ 132s] -->> 18.172.122.96:443 (www.alexa.com) <<-- ----------------------------------------------------- Start 2026-02-26 08:01:17 -->> 18.172.122.14:443 (www.alexa.com) <<-- Further IP addresses: 18.172.122.103 18.172.122.125 18.172.122.96 rDNS (18.172.122.14): server-18-172-122-14.ord56.r.cloudfront.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 302 Moved Temporarily, redirecting to "https://alexa.amazon.com/home" HTTP clock skew 0 sec from localtime HTTP Age (RFC 7234) 1 Strict Transport Security not offered Public Key Pinning -- Server banner awselb/2.0 Application banner -- Cookie(s) (none issued at "/") -- maybe better try target URL of 30x Security headers -- Reverse Proxy banner X-Cache: Hit from cloudfront Via: 1.1 c13c005be292cc00f98565a757f30b32.cloudfront.net (CloudFront) 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) 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=8F3422CC286466B29010B4AF7FB92F02ADDB72D40D659DC2B1CAA780EB92D519 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 2026-02-26 08:02:30 [ 206s] -->> 18.172.122.14:443 (www.alexa.com) <<-- ----------------------------------------------------- Start 2026-02-26 08:02:30 -->> 18.172.122.103:443 (www.alexa.com) <<-- Further IP addresses: 18.172.122.125 18.172.122.96 18.172.122.14 rDNS (18.172.122.103): server-18-172-122-103.ord56.r.cloudfront.net. Service detected: HTTP Testing for server implementation bugs No bugs found. Testing HTTP header response @ "/" HTTP Status Code 302 Moved Temporarily, redirecting to "https://alexa.amazon.com/home" HTTP clock skew 0 sec from localtime HTTP Age (RFC 7234) 1 Strict Transport Security not offered Public Key Pinning -- Server banner awselb/2.0 Application banner -- Cookie(s) (none issued at "/") -- maybe better try target URL of 30x Security headers -- Reverse Proxy banner X-Cache: Hit from cloudfront Via: 1.1 980a93b7b3ab04fa4e420e9bd003b66a.cloudfront.net (CloudFront) 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) 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=8F3422CC286466B29010B4AF7FB92F02ADDB72D40D659DC2B1CAA780EB92D519 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 2026-02-26 08:03:27 [ 263s] -->> 18.172.122.103:443 (www.alexa.com) <<-- ----------------------------------------------------- Done testing now all IP addresses (on port 443): 18.172.122.125 18.172.122.96 18.172.122.14 18.172.122.103
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.