SSL Security Test of smtp.centurylink.net

Test the SSL/TLS stack of your web or email server for security, cryptographic flaws and misconfigurations, and compliance with NIST & HIPAA
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  • Web Server SSL/TLS Security
  • Post-Quantum Cryptography (PQC) Readiness
  • Email Server SSL/TLS Security
  • PCI DSS, HIPAA & NIST Compliance
  • SSL Certificate Validity
  • Best-Practices Compliance
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181,512,239 tests performed
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Summary of smtp.centurylink.net:587 (SMTP) SSL Security Test

Provided "as is" without any warranty of any kind.
This test was made 1315 days ago and may be outdated
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Date/Time:Oct 19th, 2022 21:43 GMT+0
Source IP/Port:206.152.134.66:587
Protocol:SMTP
Location:Chesterfield, United StatesUnited States
Your final score:
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  • F
F

Executive Summary for smtp.centurylink.net

  • SSL/TLS Certificate Analysis
    1 SSL/TLS end-entity certificate(s) detected: the first certificate is a trusted RSA 2048 bits certificate with issuer DigiCert TLS RSA SHA256 2020 CA1 valid until February 16, 2023. 1 certificate chain(s) detected. Show details.
  • PCI DSS Compliance Test
    2 of 14 supported cipher suites are not compliant with PCI DSS. The server supports PCI DSS compliant protocols (TLSv1.1 and TLSv1.2) as well as non-compliant protocols (TLSv1.0). No additional PCI DSS compliance issues were identified. Show details.
  • NIST and HIPAA Compliance Test
    2 of 14 supported cipher suites are not compliant with NIST and HIPAA. The server supports NIST and HIPAA compliant protocols (TLSv1.1 and TLSv1.2) as well as non-compliant protocols (TLSv1.0). There are 2 more issue(s) which make the server non-compliant with NIST and HIPAA: server does not support OCSP stapling, server does not support extended master sECret. Show details.
  • Industry Best Practices Test
    3 issue(s) related to industry best practices were identified: server does not support TLS 1.3, server does not have cipher preference, server supports client-initiated secure renegotiation. Show details.
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