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Cached
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just now
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SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=triangulation.nl
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid From
October 21, 2026
Valid Until
January 19, 2027
88 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
1A:71:36:C6:0A:C3:D2:E6:A0:C1:D7:3B:86:FD:11:76:BE:34:88:36:1A:6A:F8:0C:07:EE:BB:77:75:C2:6E:EF
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