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SECURITY SCORE
Certificate Information
Subject
CN=www.ikbnet.at
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
September 30, 2025
Valid Until
December 29, 2025
41 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
18:30:09:94:D1:3F:6A:A6:E1:4D:82:F6:02:16:57:E0:90:13:26:C4:9E:F8:83:C7:A9:64:E8:3F:4D:AE:D2:79
Alternative Names
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
Authorized
(Matches CAA policy)
Authorized CAs
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