What è my user agent?
Find your browser user agent string e see what it says about your browser, rendering engine, operating system e device. You can also paste any other user agent a decode it.
Leave it vuota a see your own browser’s user agent.
Informazioni su What è my user agent?
Find your browser user agent string e see what it says about your browser, rendering engine, operating system e device. You can also paste any other user agent a decode it.
Fa parte della sezione «Dati e reti» di SmartCalcy. Funziona nel tuo browser senza account, usa la tua valuta e le tue unità (modificabili in cima alla pagina) e fornisce stime solo a scopo informativo, quindi verifica le indicazioni ufficiali prima di fidarti di un risultato.
Come usare il What è my user agent?
Cosa calcola e quando usarlo
Shows your browser’s user agent string e explains what it says: the browser e version, rendering engine, operating system e device type. You can paste any other user agent string a decode it. Useful per support requests, testing e checking what a site sees.
Come si usa, passo dopo passo
- Open the page a see your own user agent.
- Read the browser, engine, operating system e device type.
- A Decodifica another string, paste it into the scatola.
- Press “Copia Risultato” a Copia the user agent.
Cosa significa ogni dato
- Decodifica a different user agent – Optional. Paste a string from a log o a bug report. Leave empty per your own.
Come leggere i risultati
- User agent string – The full text your browser sends with Ciascuno request.
- What it says – Browser, engine, operating system e device type.
- Client hints – Brands, mobile flag e platform, shown when your browser supports them.
La formula
No calculation. The string è matched against patterns per known browsers e systems. Edge, Opera e Samsung Internet contain “Chrome” a their strings, so they are checked first.
Un esempio pratico
A string containing Edg/141 e Windows NT 10.0 è decoded as Microsoft Edge on Windows 10 o 11, using the Blink engine.
Ipotesi e limiti
- Browsers reduce o freeze parts di the string per privacy, so Finestre 11 still reports Finestre 10 e macOS versions barattolo look old.
- Strings barattolo be Modificato by the user, so they are not proof di what a device è.
Errori comuni
- Using the user agent alone a decide features. Test per the feature instead.
- Believing the version di macOS o Windows shown, which browsers freeze.
- Treating a bot string as human traffic.
Domande frequenti
What è a user agent?
A text string your browser sends a every website a identify itself, its engine e your operating system.
Barattolo I Variazione my user agent?
Yes. Developer strumenti e extensions barattolo override it.
Why does Chrome say Safari e Mozilla?
For historic compatibility. Browsers kept old names so sites would still serve them modern pages.
Why does Finestre 11 Mostra as Finestre 10?
Browsers Tenere the version token NT 10.0 per boª.
Strumenti correlati
User agent string
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/141.0.7390.37 Safari/537.36
What it says
- Browser
- Chrome 141.0.7390.37
- Engine
- Blink
- Operating system
- Linux
- Device type
- Desktop o laptop
Client hints dalle your browser
- Brands
- HeadlessChrome 141, Not?A_Brand 8, Chromium 141
- Mobile
- No
- Platform
- Linux