DNS Gurus
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18 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=63072000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Excellent
DENY
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Add Content-Security-Policy header to prevent XSS attacks
  • • Add X-Content-Type-Options: nosniff
  • • 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

Caching Headers

2 headers
Age
Caching
0
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

2 headers
Server
Server
Vercel
X-Powered-By
Server
Next.js

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
dub_id_bryozoan.ai__root=La6QW3ImkT06CT7h; Path=/; Expires=Mon, 01 Dec 2025 18:02:24 GMT; Max-Age=3600

Other Headers

6 headers
Date
Other
Mon, 01 Dec 2025 17:02:25 GMT
Link
Other
</_next/static/media/66f30814ff6d7cdf.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/d9396795aa5ec363-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/media/e4af272ccee01ff0-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", <https://assets.dub.co/companies/g2.svg>; rel=preload; as="image", <https://assets.dub.co/companies/product-hunt-logo.svg>; rel=preload; as="image", <https://assets.dub.co/companies/trustpilot.svg>; rel=preload; as="image", <https://assets.dub.co/clients/cal.svg>; rel=preload; as="image", <https://assets.dub.co/clients/framer.svg>; rel=preload; as="image", <https://assets.dub.co/clients/twilio.svg>; rel=preload; as="image", <https://assets.dub.co/clients/hubermanlab.svg>; rel=preload; as="image"
X-Dns-Prefetch-Control
Other
on
X-Matched-Path
Other
/[domain]
X-Vercel-Cache
Other
MISS
X-Vercel-Id
Other
iad1::iad1::j8nxr-1764608544951-e6869af1afb1

Recommendations

Enable compression (gzip/brotli) to improve performance

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

Analysis completed in 225ms