Your address on the local network
requires JavaScript
Your public IP address, as seen from outside
216.73.216.103
No IPv6 address — you arrived over IPv4.
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Operating system
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Web browser

Connection

IP 216.73.216.103
Reverse name not recorded
Operator Amazon.com, Inc.
Autonomous system AS16509
Announced prefix 216.73.216.0/22
Protocol HTTP/2.0 · TLSv1.3
Country 🇺🇸 United States of America (US)
Region Ohio
City Columbus
Postal code 43215
Coordinates 39,9587 · -82,9987
Accuracy ± 20 km
Local time 03:02 — America/New_York (UTC-4)

The geolocation of your IP 216.73.216.103 is the one the operator declares for a block of addresses, not yours in particular. The disc shows the accuracy the database claims: it never goes below city level, and is often several tens of kilometres.

Approximate location

Outlines: Natural Earth — public domain

Browser

Name ClaudeBot
Category AI Data Scraper
Producer Anthropic PBC

The 4 headers sent

Accept */*
Accept-Encoding gzip, br, zstd, deflate
Host ip.oxmo.org
User-Agent Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

These headers are client declarations, forgeable in one line. This site displays them, it relies on none of them: the request cap reads the real address only.

Your fingerprint

Everything below is measured in your browser and never sent to this server. No request is made, no value is kept.

Digestrequires JavaScript
Signals obtainedrequires JavaScript
Active defence requires JavaScript

Screen, beyond resolution

Resolution, window size and pixel density are in the block above. What remains are the details nobody thinks to hide: the actually available area gives away the size of your taskbar, and colour depth your monitor.

Available area requires JavaScript
Colour depth requires JavaScript
Orientation requires JavaScript
Touch points requires JavaScript

System and localisation

Date and number formatting, plus the Client Hints that recent browsers fill in instead of the User-Agent — now frozen, and therefore lying about its own version.

Client Hints — platform requires JavaScript
Client Hints — model requires JavaScript
Client Hints — versions requires JavaScript
Platform requires JavaScript
Reported memory requires JavaScript
UTC offset requires JavaScript
Locale requires JavaScript
Number format requires JavaScript
Reference date requires JavaScript

Engine and preferences

JavaScript engine behaviour and display preferences. Dark theme and reduced motion are accessibility settings: they set you apart.

appVersion requires JavaScript
Maths functions requires JavaScript
Built-in PDF viewer requires JavaScript
Cookies requires JavaScript
Local storage requires JavaScript
Automated control requires JavaScript
Global Privacy Control requires JavaScript
Reduced motion requires JavaScript
Preferred theme requires JavaScript
Contrast requires JavaScript

Inventories

Lists, so a great deal of information at once. Installed fonts are the most revealing signal here, and no permission is asked to read them.

Plugins requires JavaScript
MIME types requires JavaScript
Speech voices requires JavaScript
Codecs requires JavaScript
Detected fonts requires JavaScript
Permissions requires JavaScript
Media devices requires JavaScript

Rendering and computation

Here the browser has to produce something: draw, compile a shader, render a sound. The result depends on your graphics card and drivers, not only on software.

Canvas requires JavaScript
WebGL — limits requires JavaScript
WebGL — graphics card requires JavaScript
WebGL — extensions requires JavaScript
Audio requires JavaScript