Open
Cached
·
just now
90/100
SECURITY SCORE
Certificate Information
Subject
C=DE, L=Nürnberg, O=DATEV eG, CN=datev.de
Issuer
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Thawte TLS RSA CA G1
Valid From
February 14, 2025
Valid Until
March 10, 2026
50 days
Public Key
RSA
4096 bit
Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
53:FD:B5:E1:39:06:F9:41:1D:70:9B:39:33:3E:5F:39:77:89:71:69:6A:B9:0A:68:0A:59:83:FC:A0:6F:4F:FE
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31557600
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 4 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'issuewild' records to control wildcard certificate issuance