DNS Gurus
Cached · just now
83/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 1
DigiCert logo DigiCert

Certificate Information

Subject
UNKNOWN={:asn1_OPENTYPE, <<19, 2, 85, 83>>}, UNKNOWN={:asn1_OPENTYPE, <<19, 8, 68, 101, 108, 97, 119, 97, 114, 101>>}, UNKNOWN={:asn1_OPENTYPE, <<12, 20, 80, 114, 105, 118, 97, 116, 101, 32, 79, 114, 103, 97, 110, 105, 122, 97, 116, 105, 111, 110>>}, UNKNOWN=5381921, C=US, ST=Massachusetts, L=Boston, O=Circle Internet Financial, LLC, CN=circle.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert EV RSA CA G2
Valid From
September 23, 2025
Valid Until
October 24, 2026 166 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
53:7C:01:A0:39:16:CB:DC:E8:7B:F6:BD:CD:CC:7C:77:91:79:F7:08:FE:39:03:5B:A9:F6:3E:E8:CC:5F:69:60
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
Missing
Not configured
Content-Security-Policy
Weak
frame-ancestors Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Strict-Transport-Security header with max-age of at least 1 year
  • • Significantly strengthen CSP directives
  • • 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
Authorized (Matches CAA policy)
Authorized CAs
pki.goog ; cansignhttpexchanges=yes ssl.com amazonaws.com comodoca.com digicert.com ; cansignhttpexchanges=yes globalsign.com letsencrypt.org
Wildcard CAs
amazonaws.com comodoca.com digicert.com ; cansignhttpexchanges=yes letsencrypt.org pki.goog ; cansignhttpexchanges=yes ssl.com
Incident Reporting
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