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
X-Forwarded-For-Proxy-Protocol 216.73.216.101
Accept-Encoding gzip, br, zstd, deflate
User-Agent Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Accept */*
X-Geoip-Region-Name Ohio
X-Geoip-Longitude -83.00610
X-Geoip-Latitude 39.96250
X-Geoip-Country-Name United States
X-Geoip-Country-Code US
X-Scheme https
X-Forwarded-Scheme https
X-Forwarded-Host www.deviceatlas.com
X-Request-Id 725db194fc3b5f1b3cf0b668835e2116

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