DNS Gurus
Cached · just now
4 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured Analyze
Content-Security-Policy-Report-Only
Missing
Not configured Analyze
X-Frame-Options
Missing
Not configured
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
  • • 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

Performance Headers

Connection
Performance
close

Caching Headers

No caching headers found

Content Headers

Content-Length
Content
0

Server Headers

No server headers found

CORS Headers

No CORS headers found

Cookies Headers

No cookies headers found

Other Headers

Date
Other
Mon, 14 Sep 2026 02:43:08 GMT
Www-Authenticate
Other
Bearer error="invalid_token", error_description="S2S17001: SAL was able to validate the protocol, but validation failed as none of the inbound policies were satisfied. Validation failures: 'Certificate: CertificateValidationFailed'."

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching