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Cached
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just now
76/100
SECURITY SCORE
Detected Technologies
Certificate Information
Subject
CN=w2hosting.cz
Issuer
C=US, O=Let's Encrypt, CN=YR2
Valid From
July 28, 2026
Valid Until
October 26, 2026
84 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
0F:3F:12:6D:DF:3D:F9:EA:18:CD:2C:6F:C1:8B:D3:1F:C5:B1:48:C3:A0:79:81:D1:70:14:42:43:8C:E7:D0:A6
Alternative Names
Security Configuration
TLS Protocols
TLS 1.1
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
- • TLS 1.1 is deprecated and should be disabled
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