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SECURITY SCORE
Certificate Information
Subject
CN=cpcalendars.manonet.org
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
October 21, 2025
Valid Until
January 19, 2026
63 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
07:13:3B:2B:CA:10:E3:36:12:FB:1B:AC:28:69:B7:C0:C1:2F:FC:A1:9B:64:E4:9B:33:A7:10:58:82:E0:84:2E
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