DNS Gurus
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13 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
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • 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

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding

Caching Headers

1 headers
Cache-Control
Caching
private, no-cache, no-store, max-age=0, must-revalidate

Content Headers

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

Server Headers

1 headers
X-Powered-By
Server
Next.js

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
incap_ses_532_3046953=/XntRza7DACUSMI5pQtiB0Pcd2kAAAAA8atAGx5drulrSyEkkABG5w==; path=/; Domain=.sans-foundations.com

Other Headers

4 headers
Date
Other
Mon, 26 Jan 2026 21:27:32 GMT
Link
Other
</_next/static/media/07f0d0991c204e49-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/794d29e41a12b5c4-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/99adbc1ad871a018-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/b036901809a398af-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/c0984d28def8350c-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/c856374feb52eee1-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/dbddaa124a0a717a-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2"
X-Cdn
Other
Imperva
X-Iinfo
Other
10-86613841-86613845 NNNN CT(35 43 0) RT(1769462852175 29) q(0 0 1 1) r(1 1) U24

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology