Cached · just now
80/100 SECURITY SCORE

Certificate Information

Subject
CN=*.active24.cz
Issuer
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=RapidSSL TLS RSA CA G1
Valid From
January 26, 2026
Valid Until
January 26, 2027 166 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
40:9C:4B:0E:0D:A3:F5:92:78:48:AB:64:70:DD:82:4E:08:1F:B1:FA:E9:0F:45:3C:E0:34:DA:7A:4B:D4:A5:43
Alternative Names

Security Configuration

TLS Protocols
TLS 1.2
Forward Secrecy
Limited (Check cipher configuration)
Warnings
  • TLS 1.3 is not supported (recommended)

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

Subject Alternative Names

2 domains