DNS Gurus
Cached · just now
11 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
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 Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

2 headers
Connection
Performance
close
Vary
Performance
Origin

Caching Headers

0 headers
No caching headers found

Content Headers

2 headers
Content-Length
Content
46
Content-Type
Content
application/json; charset=UTF-8

Server Headers

1 headers
Server
Server
Fly/47f0807d6 (2026-01-15)

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

3 headers
Date
Other
Fri, 16 Jan 2026 09:32:39 GMT
Fly-Request-Id
Other
01KF32CMQ7VBZDAX1CHSZ0F08J-iad
Via
Other
1.1 fly.io, 1.1 fly.io

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching