DNS Gurus
Cached · just now
95/100 SECURITY SCORE

Detected Technologies

See all in URL Inspect 5
Gravatar logo Gravatar Let's Encrypt logo Let's Encrypt AWS logo AWS OpenStreetMap logo OpenStreetMap WordPress logo WordPress

Certificate Information

Subject
CN=www.openstreetmap.org
Issuer
C=US, O=Let's Encrypt, CN=R12
Valid From
April 04, 2026
Valid Until
July 03, 2026 87 days
Public Key
RSA 2048 bit Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
72:FE:A9:EC:B7:68:0F:57:4C:9C:B0:7A:85:4C:72:15:7B:53:28:F5:7D:17:8D:9A:A2:2F:2B:6B:32:1A:99:BA
Alternative Names
12 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
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Gravatar logo
Basic
default-src; child-src; font-src; +11 more Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • • 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)
Authorized CAs
comodoca.com digicert.com ; cansignhttpexchanges=yes globalsign.com letsencrypt.org pki.goog ; cansignhttpexchanges=yes ssl.com
Wildcard CAs
digicert.com ; cansignhttpexchanges=yes globalsign.com letsencrypt.org pki.goog ; cansignhttpexchanges=yes ssl.com comodoca.com
Incident Reporting
Recommendations
  • • Consider using critical flag (flags=128) for stricter CAA enforcement
  • • You have authorized 6 CAs - consider limiting to only the CAs you actively use