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SECURITY SCORE
Certificate Information
Subject
C=DE, ST=Nordrhein-Westfalen, L=Bonn, O=Deutsche Telekom Security GmbH, CN=www.telesec.de, UNKNOWN={:asn1_OPENTYPE, <<19, 20, 80, 114, 105, 118, 97, 116, 101, 32, 79, 114, 103, 97, 110, 105, 122, 97, 116, 105, 111, 110>>}, UNKNOWN={:asn1_OPENTYPE, <<19, 2, 68, 69>>}, UNKNOWN={:asn1_OPENTYPE, <<19, 19, 78, 111, 114, 100, 114, 104, 101, 105, 110, 45, 87, 101, 115, 116, 102, 97, 108, 101, 110>>}, UNKNOWN={:asn1_OPENTYPE, <<19, 4, 66, 111, 110, 110>>}, UNKNOWN=HRB 15241
Issuer
C=DE, O=Deutsche Telekom Security GmbH, CN=Telekom Security ServerID EV Class 3 CA
Valid From
March 13, 2025
Valid Until
March 17, 2026
132 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
A0:F3:CF:CE:A7:AC:95:6D:8C:D0:D7:14:DB:16:AF:F7:BA:1F:41:8A:B8:BD:AA:57:48:16:74:D3:E5:6B:67:2F
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31556926
Content-Security-Policy
Basic
default-src; script-src; connect-src; +5 more
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Not Authorized
(Potential misconfiguration)
Authorized CAs
Wildcard CAs
Incident Reporting
mailto:[email protected]
CAA Issues
- • CRITICAL: Current certificate issuer 'C=DE, O=Deutsche Telekom Security GmbH, CN=Telekom Security ServerID EV Class 3 CA' is NOT authorized by CAA records. Authorized CAs: telesec.de
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement