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Cached
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just now
78/100
SECURITY SCORE
Certificate Information
Subject
C=US, ST=California, L=San Francisco, O=Your Company, OU=IT Department, CN=self-sign.com
Issuer
C=US, ST=California, L=San Francisco, O=Your Company, OU=IT Department, CN=self-sign.com
Valid From
May 11, 2026
Valid Until
May 08, 2036
3620 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
01:A7:F1:2E:EF:EB:73:79:16:AB:03:56:0F:B4:25:7E:27:F5:05:D5:96:C6:BD:16:37:02:3E:3E:BB:C8:BF:51
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Not Authorized
(Potential misconfiguration)
Authorized CAs
CAA Issues
- • CRITICAL: Current certificate issuer 'C=US, ST=California, L=San Francisco, O=Your Company, OU=IT Department, CN=self-sign.com' is NOT authorized by CAA records. Authorized CAs: sectigo.com, letsencrypt.org
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
- • Consider adding 'issuewild' records to control wildcard certificate issuance