Cached · just now
26 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Basic
default-src; base-uri; connect-src; +6 more
X-Frame-Options
Good
sameorigin
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Present
origin-when-cross-origin, strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
  • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Accept-Ranges
Performance
bytes
Connection
Performance
close
Vary
Performance
Accept-Encoding

Caching Headers

2 headers
Cache-Control
Caching
max-age=0, private, must-revalidate
Etag
Caching
W/"a0fe4c311bbeace1208b83d8cc15b1da"

Content Headers

2 headers
Content-Length
Content
45623
Content-Type
Content
text/html; charset=utf-8

Server Headers

1 headers
X-Runtime
Server
0.112920

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
_zh_session=2YVgBASc3RAxRM%2Fgmven1q3fhJ7qEPJps0rYb9ua7zjSxrJ1hrV4yElzvDvXyktd5jHH13flxUfucghCCT7%2B83LSuxODX%2FL0BgsfpTLAgRdHSoQ%2BqAn5CJfCV0fVLcm5OpP9Zp%2FVc8BmCYWJQkXyDnQhmgGBqNe9pfnVGBvxvB2wvkKDD8gKXIv8HjSTv650Qbo6WbHICyO1TErwOauQRzH%2FEJIGta%2FTM05yvESMj5gafUESz0XUjTALuqtVYSeF29VoDnltwC4xPxODn9%2FLTZcKuQ%3D%3D--3C4Sqy1ShqCCsHOG--HK0Ydj%2BMRrRirxT61xp%2B5w%3D%3D; domain=theguardian.design; path=/; secure; httponly; samesite=lax

Other Headers

12 headers
Date
Other
Mon, 29 Dec 2025 11:44:11 GMT
Link
Other
<https://cdn.zeroheight.com/1.5.9.9173/runtime.js?version=1.5.9.9173>; rel=preload; as=script; nopush,<https://cdn.zeroheight.com/1.5.9.9173/vendors.js?version=1.5.9.9173>; rel=preload; as=script; nopush,<https://cdn.zeroheight.com/1.5.9.9173/commons.js?version=1.5.9.9173>; rel=preload; as=script; nopush,<https://cdn.zeroheight.com/1.5.9.9173/app.js?version=1.5.9.9173>; rel=preload; as=script; nopush,</the-other-assets/plugin-4a494e7f121a21f8107858ef2ae2a4195419e15b227b90c9665c2a43f22cb9f2.css>; rel=preload; as=style; nopush,<//fast.appcues.com/119582.js>; rel=preload; as=script; nopush
Via
Other
1.1 varnish
X-Cache
Other
MISS
X-Cache-Hits
Other
0
X-Download-Options
Other
noopen
X-Permitted-Cross-Domain-Policies
Other
none
X-Rack-Cors
Other
miss; no-origin
X-Request-Id
Other
ac4597fa-d55b-4198-a56f-cad856646949
X-Served-By
Other
cache-pdk-katl1840094-PDK
X-Timer
Other
S1767008651.748664,VS0,VE562
Zh-Product-Name
Other
zeroheight

Recommendations

Enable compression (gzip/brotli) to improve performance

Analysis completed in 1109ms