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92/100 SECURITY SCORE

Certificate Information

Subject
CN=tink.de
Issuer
C=US, O=Amazon, CN=Amazon RSA 2048 M02
Valid From
April 15, 2025
Valid Until
May 14, 2026 169 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
D4:D2:29:75:49:4D:CA:AC:92:93:8E:E5:5D:01:0E:A4:EE:50:BD:5D:E5:1B:49:D6:07:93:D7:3F:F8:B1:10:F2
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=84600; includeSubDomains
Content-Security-Policy
Basic
default-src; script-src; style-src; +2 more
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
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'
  • 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)
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • You have authorized 7 CAs - consider limiting to only the CAs you actively use
  • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

4 domains