# Anthropic

Source: https://analytics.5h3ll.site/crawlers/claudebot

ClaudeBot

## ABOUT THIS CRAWLER

Collects web content that could contribute to training Anthropic’s models.

**Usually means:** Anthropic is gathering content for model training. Restricting it excludes your future content from those datasets.

## USER AGENT

ClaudeBot

We match these as user-agent tokens, not full browser strings. Providers may add surrounding version or product text.

## IP VERIFICATION

Verified when user agent and IP range both match

We first match the crawler’s user-agent token, then compare the request IP with the ranges published by the crawler’s operator.

1. User agentThe request’s user agent contains ClaudeBot.
2. Request IPServer-side tracking forwards the IP address your server saw.
3. Range checkThe IP is compared with the operator’s published address ranges.

Sample IP ranges

- 216.73.216.0/22
- 34.162.230.222/32
- 34.162.244.71/32
- 34.162.191.81/32
- 34.162.86.102/32
- 136.79.143.251/32
- 136.83.20.215/32
- 34.162.111.78/32
- 34.162.90.102/32
- 34.162.27.34/32

Showing up to 10 of 14 ranges, published 20 October 2026. The live list is fetched from the operator.

Range endpoint

https://claude.com/crawling/bots.json

## Discover when bots and AI assistants crawl your website.

Add a small server-side snippet to see which AI assistants, search engines and training crawlers request your pages, including pages that return 404.

Get started

Read the docs

- ChatGPT, Claude, Perplexity and Gemini traffic in one view
- Verified against each provider’s published IP ranges
- No visitor cookies and no crawler IP addresses stored