DNS Gurus
Cached · just now
12 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

1 headers
Connection
Performance
close

Caching Headers

3 headers
Cache-Control
Caching
private, max-age=0, proxy-revalidate, no-store, no-cache, must-revalidate
Etag
Caching
16065b-3ae8-69291936
Last-Modified
Caching
Fri, 28 Nov 2025 03:38:30 GMT

Content Headers

2 headers
Content-Length
Content
15080
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
Server
Server
WEBrick/1.9.1 (Ruby/3.1.7/2025-03-26)

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

1 headers
Date
Other
Sun, 08 Feb 2026 10:42:49 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance