Open Cached · just now
90/100 SECURITY SCORE

Certificate Information

Subject
C=US, ST=North Carolina, L=Raleigh, O=Red Hat, Inc., CN=redhat.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid From
March 19, 2025
Valid Until
March 19, 2026 136 days
Public Key
RSA 4096 bit Strong
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
48:08:DD:89:E7:C2:C9:F8:FE:19:9D:DA:3E:C0:91:8A:E3:CE:1E:E7:04:0E:A8:E6:85:67:ED:6D:B6:32:60:34
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=31536000
Content-Security-Policy
Basic
script-src; script-src-attr; script-src-elem; +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
Authorized (Matches CAA policy)
Incident Reporting
Recommendations
  • Consider using critical flag (flags=128) for stricter CAA enforcement
  • Consider adding 'issuewild' records to control wildcard certificate issuance

Subject Alternative Names

1 domain