DNS Gurus
Cached · just now
20 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Weak
frame-ancestors
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Significantly strengthen CSP directives
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • 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
Accept-Encoding

Caching Headers

1 headers
Cache-Control
Caching
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
Server
Server
cloudflare

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_cfuvid=5wRmbA8kbfIZ8FM0GLo5d7TwBjdL90adZTvPou8Ov7s-1768123813840-0.0.1.1-604800000; path=/; domain=.medium.com; HttpOnly; Secure; SameSite=None

Other Headers

10 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9bc364e9dc87cd1b-IAD
Date
Other
Sun, 11 Jan 2026 09:30:13 GMT
Link
Other
<https://www.google.com>; rel="preconnect", <https://www.gstatic.com>; rel="preconnect", <https://glyph.medium.com/css/unbound.css>; as="style"; rel="preload"
Medium-Fulfilled-By
Other
edgy/8.15.0, valencia/main-20260107-161948-d14c296b0a, lite/main-20260109-213645-cd925f2963, rito/main-20260109-193938-faf1c6e686, tutu/main-20260109-213348-cd925f2963
Medium-Missing-Time
Other
175
Worker-Missing-Cookies
Other
1
X-Envoy-Upstream-Service-Time
Other
396
X-Request-Received-At
Other
1768123813447

Recommendations

Enable compression (gzip/brotli) to improve performance