DNS Gurus
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20 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Missing
Not configured
Content-Security-Policy
Missing
Not configured
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

4 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Cookie, accept-encoding

Caching Headers

0 headers
No caching headers found

Content Headers

1 headers
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

0 headers
No cookies headers found

Other Headers

14 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
BYPASS
Cf-Ray
Other
9bd63d92180505cd-IAD
Date
Other
Tue, 13 Jan 2026 16:23:51 GMT
Nel
Other
{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-To
Other
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=6nY2MDZkE3RdW0OY1nUwRnEGnaBJgkzIl96AuxQqJU9mQhQNucybCBgjIrQ%2FgkjrkHTSqkTC8YrIs%2F8URu3l%2BUIqA3nuOD5v%2Bpgqa%2Bc441VFBw%3D%3D"}]}
Retry-After
Other
0
Server-Timing
Other
cfEdge;dur=57,cfOrigin;dur=11
Via
Other
1.1 varnish
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Pantheon-Serious-Reason
Other
The page could not be loaded properly.
X-Served-By
Other
cache-chi-klot8100036-CHI
X-Timer
Other
S1768321431.429677,VS0,VE5

Recommendations

Enable compression (gzip/brotli) to improve performance

Add Cache-Control header to optimize caching