DNS Gurus
Open Cached · just now
77/100 SECURITY SCORE

Certificate Information

Subject
UNKNOWN=659527, UNKNOWN={:asn1_OPENTYPE, <<19, 2, 85, 83>>}, UNKNOWN={:asn1_OPENTYPE, <<19, 8, 68, 101, 108, 97, 119, 97, 114, 101>>}, 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>>}, C=US, ST=Illinois, O=Hyatt Corporation, CN=www.hyatt.com
Issuer
C=CA, O=Entrust Limited, CN=Entrust EV TLS Issuing ECC CA 2
Valid From
July 10, 2025
Valid Until
July 10, 2026 244 days
Public Key
ECDSA 256 bit (P-256) Adequate
Signature Algorithm
ECDSA-SHA384
SHA-256 Fingerprint
71:9A:B7:2E:27:A8:CE:D2:F9:BB:0E:0D:D0:74:1F:A3:50:97:1C:EF:55:BC:A5:A2:08:B7:43:B6:02:49:31:AD
Alternative Names
6 domains

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=15768000 ; includeSubDomains
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
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
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add X-Content-Type-Options: nosniff
  • • 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
digicert.com sectigo.com
Wildcard CAs
sectigo.com
Incident Reporting
CAA Issues
  • • CRITICAL: Current certificate issuer 'C=CA, O=Entrust Limited, CN=Entrust EV TLS Issuing ECC CA 2' is NOT authorized by CAA records. Authorized CAs: digicert.com, sectigo.com
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement