HTTP Headers Analysis for https://commons.wikimedia.org

Detected Technologies from Headers

See all in URL Inspect 19

Adobe Fonts (Typekit)

Amazon S3

Cloudflare CDNJS

Cloudflare Workers

Font Awesome

Fontshare

GitHub

Google API JS Client

Google Search

Google Static File Front End

jQuery

jsDelivr

OpenAI

OpenStreetMap

unpkg

Yandex

Yandex Tools

YouTube

Google Cloud

HTTP Security Headers

Status

Strict-Transport-Security

Excellent

max-age=106384710; includeSubDomains; preload

Content-Security-Policy

Basic

default-src; object-src; report-uri Analyze

Content-Security-Policy-Report-Only

Basic

script-src; default-src; style-src; +2 more Analyze

X-Frame-Options

Missing

Not configured

X-Content-Type-Options

Good

nosniff

Referrer-Policy

Missing

Not configured

Permissions-Policy

Missing

Not configured

Recommendations

• Improve CSP by adding more specific directives and removing 'unsafe-inline'
• 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

Accept-Ranges

Performance

bytes

Connection

Performance

close

Vary

Performance

Accept-Encoding,X-Subdomain,Cookie,Authorization,User-Agent

accept-ranges: bytes
connection: close
vary: Accept-Encoding,X-Subdomain,Cookie,Authorization,User-Agent

Caching Headers

Age

Caching

38856

Cache-Control

Caching

private, s-maxage=0, max-age=0, must-revalidate, no-transform

Last-Modified

Caching

Mon, 06 Apr 2026 00:02:55 GMT

age: 38856
cache-control: private, s-maxage=0, max-age=0, must-revalidate, no-transform
last-modified: Mon, 06 Apr 2026 00:02:55 GMT

Content Headers

Content-Language

Content

en

Content-Length

Content

247582

Content-Type

Content

text/html; charset=UTF-8

content-language: en
content-length: 247582
content-type: text/html; charset=UTF-8

Server Headers

Server

mw-web.eqiad.main-788455d9bc-88kj7

server: mw-web.eqiad.main-788455d9bc-88kj7

CORS Headers

No CORS headers found

Cookies Headers

Set-Cookie

Cookies

set-cookie: WMF-Last-Access=06-Apr-2026;Path=/;HttpOnly;secure;Expires=Fri, 08 May 2026 00:00:00 GMT
WMF-DP=49b;Path=/;HttpOnly;secure;Expires=Mon, 06 Apr 2026 00:00:00 GMT
GeoIP=US:IL:Chicago:41.88:-87.63:v4; Path=/; secure; Domain=.wikimedia.org
NetworkProbeLimit=0.001;Path=/;Secure;SameSite=None;Max-Age=3600
WMF-Uniq=VhjdR47oYRXI_SeVEUEuYQM6AAAAAFvd_Rf6apIG5G-GVhq5yARQjiMUnUl8jQxa;Domain=commons.wikimedia.org;Path=/;HttpOnly;secure;SameSite=None;Expires=Tue, 06 Apr 2027 00:00:00 GMT

Other Headers

Accept-Ch

Other

Date

Other

Mon, 06 Apr 2026 00:02:58 GMT

Nel

Other

Report-To Group wm_nel max-age: 1w

success: 0.0% failure: 5.0%

Report-To

Other

Group wm_nel max-age: 1w

Endpoint 1 https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0

Server-Timing

Other

cache;desc="hit-front", host;desc="cp1110"

X-Analytics

Other

X-Cache

Other

cp1110 miss, cp1110 hit/9140

X-Cache-Status

Other

hit-front

X-Client-Ip

Other

204.93.227.101

X-Request-Id

Other

e68b26b5-04aa-455b-b4fb-566c19ac298e

accept-ch: 
date: Mon, 06 Apr 2026 00:02:58 GMT
nel: { "report_to": "wm_nel", "max_age": 604800, "failure_fraction": 0.05, "success_fraction": 0.0}
report-to: { "group": "wm_nel", "max_age": 604800, "endpoints": [{ "url": "https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0" }] }
server-timing: cache;desc="hit-front", host;desc="cp1110"
x-analytics: 
x-cache: cp1110 miss, cp1110 hit/9140
x-cache-status: hit-front
x-client-ip: 204.93.227.101
x-request-id: e68b26b5-04aa-455b-b4fb-566c19ac298e

Recommendations

Enable compression (gzip/brotli) to improve performance