DeviceAtlas
HTTP Headers Parser

This tool checks what DeviceAtlas returns for HTTP headers.
You can paste in any headers (or just a user-agent string) or click current browser headers to return results for your browser.

Client Hints headers are utilised where present, including hints from first and second requests.

You are not currently logged in. Please or to use the User-Agent tester.

Enter a User-Agent string or a set of HTTP headers, one per line, in the format. Header: Value
Or use your
HEADER VALUE
Accept-Encoding gzip
Accept-Language en-US,en;q=0.9
Accept */*
User-Agent Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
X-Geoip-Region-Name Virginia
X-Geoip-Longitude -77.49030
X-Geoip-Latitude 39.04690
X-Geoip-Country-Name United States
X-Geoip-Country-Code US
X-Original-Forwarded-For 91.84.111.136
X-Scheme https
X-Forwarded-Scheme https
X-Forwarded-Host deviceatlas.com
X-Request-Id 1a21ff88ed4ceeb4b601b98810516a17

This server requests the following Accept-CH headers from clients:

viewport-width, dpr, device-memory, rtt, downlink, ect, ua, ua-full-version, ua-platform, ua-platform-version, ua-arch, ua-model, ua-mobile