Open
Cached
·
just now
80/100
SECURITY SCORE
Certificate Information
Subject
C=DE, ST=Rheinland-Pfalz, O=United Internet Media GmbH, CN=var.uicdn.net
Issuer
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36
Valid From
July 28, 2025
Valid Until
July 28, 2026
264 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
D3:8C:78:6B:2B:C9:DB:37:38:EC:52:D0:FD:6D:73:5E:DB:FE:74:39:04:7D:C1:BA:5E:AC:65:63:33:C4:5E:D9
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