DNS Gurus
Cached · just now
74/100 SECURITY SCORE

Certificate Information

Subject
CN=opel.fr
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M03
Valid From
June 23, 2025
Valid Until
July 22, 2026 169 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
7E:34:7B:4F:CD:87:86:CA:83:5D:26:47:FF:83:FE:B8:4E:E9:1B:36:73:8E:CA:DE:C4:1A:47:A1:47:F8:F9:51
Alternative Names
36 domains

Security Configuration

TLS Protocols
TLS 1.0 TLS 1.1 TLS 1.2
Forward Secrecy
Limited (Check cipher configuration)
Warnings
  • • TLS 1.3 is not supported (recommended)
  • • TLS 1.1 is deprecated and should be disabled
  • • TLS 1.0 is deprecated and should be disabled

CAA Records (Certificate Authority Authorization)

CAA Records
Not Configured (Any CA can issue certificates)
CAA Issues
  • • No CAA records configured - any CA can issue certificates
Recommendations
  • • Implement CAA records to restrict which CAs can issue certificates for your domain
  • • This adds an extra layer of security against unauthorized certificate issuance
  • • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
  • • Consider adding 'iodef' record to receive security incident reports