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 192.76.153.253
Priority u=0, i
Accept-Language en-US,en;q=0.9
Accept-Encoding gzip, deflate, br, zstd
Sec-Fetch-Dest document
Sec-Fetch-Mode navigate
Sec-Fetch-Site cross-site
Accept text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
User-Agent "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/142.0.0.0 Safari/537.36"
Sec-Ch-Prefers-Reduced-Motion no-preference
Sec-Ch-Prefers-Color-Scheme light
Sec-Ch-Ua-Full-Version-List
Sec-Ch-Ua-Bitness ""
Sec-Ch-Ua-Model ""
Sec-Ch-Ua-Platform-Version ""
Sec-Ch-Ua-Platform "Linux"
Sec-Ch-Ua-Arch ""
Sec-Ch-Ua-Full-Version ""
Sec-Ch-Ua-Mobile ?0
Sec-Ch-Ua "Not:A-Brand";v="24", "Chromium";v="134"
Ect 4g
Downlink 10
Rtt 0
Viewport-Width 945
Dpr 1
Device-Memory 8
X-Geoip-Longitude 4.89950
X-Geoip-Latitude 52.38240
X-Geoip-Country-Name The Netherlands
X-Geoip-Country-Code NL
X-Scheme https
X-Forwarded-Scheme https
X-Forwarded-Host deviceatlas.com
X-Request-Id 3128a70bbd31e52d2286aab47b951d08

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