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Bot IP: 18.217.73.187

Bot Name: ClaudiuBot
ClaudeBot is the web crawler and automated agent associated with Anthropic, used to support the operation, improvement, and reliability of Claude.ai. It may access public web content for tasks such as model training, quality evaluation, and system analysis, typically identifying itself through recognizable user-agent or IP patterns.
Unverified
Track-A-Bot Trust Score: 65/100
0255075100
Why Track-A-Bot rated this IP (tap to expand)

Identity

  • ✅ Marked as bot traffic
  • ✅ Bot name present
  • ✅ User-agent matches bot name
  • ✅ User-agent includes identity link/email

Hostname

  • ✅ Hostname observed
  • ℹ️ Hostname does not resemble bot name
  • ℹ️ Hostname status not verified
  • ✅ No hostname mismatch flags

Behavior

  • ℹ️ No /robots.txt request observed
  • ℹ️ Referrer seen
  • ⚠️ Many non-200/304 responses
  • 📌 Visits: 2
  • ⏱️ Age: 143h

Penalties

  • ✅ No major spoof pattern
  • ✅ No fingerprint fields
  • ✅ Cookies not enabled
  • ✅ No connection type
Total visits: 2 First seen: Apr 19th, 2024 3:01 PM Last seen: Apr 25th, 2024 2:06 PM
Known Hostname(s)
ec2-18-217-73-187.us-east-2.compute.amazonaws.com
Known User Agent(s)
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

Common User-Agent Tokens

These are identifiers found inside user-agent strings we observed for claudebot.

Token
Seen
First seen
Last seen
claudebot
28,575
3/18/24
12/12/25
claudebot 28,575 seen
First 3/18/24
Last 12/12/25
anthropic.com
28,361
4/18/24
12/12/25
anthropic.com 28,361 seen
First 4/18/24
Last 12/12/25
claudebot/1.0
28,361
4/18/24
12/12/25
claudebot/1.0 28,361 seen
First 4/18/24
Last 12/12/25
10_15_7
119
5/28/25
12/12/25
10_15_7 119 seen
First 5/28/25
Last 12/12/25
support
31
4/18/24
11/20/25
support 31 seen
First 4/18/24
Last 11/20/25

Identity Links

No identity links have been observed yet for claudebot.

Bot FAQ for this IP


Why is claudebot visiting my website?

Claudebot is a web crawler that accesses websites for automated data retrieval purposes. Based on recent visit records, claudebot accessed pages and image files on this site using the user agent string 'Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)'. The hostname associated with the IP address 18.217.73.187 is 'ec2-18-217-73-187.us-east-2.compute.amazonaws.com', indicating use of Amazon AWS infrastructure. Claudebot may be indexing content, monitoring site changes, or gathering data for its operators. To verify claudebot's activity, check server logs for its user agent and IP, perform a reverse DNS lookup, and review your robots.txt file for crawler directives.

What does claudebot do?

Claudebot is identified as an automated bot or crawler, as indicated by its user agent and visit patterns. Its primary function appears to be retrieving web content, such as HTML pages and images, for analysis or indexing. The user agent references 'claudebot@anthropic.com', suggesting a possible association with Anthropic, but this cannot be independently confirmed without further information. Claudebot does not appear to interact with websites as a human user would. To manage its access, consider updating your robots.txt file, monitoring its request frequency, and adding its IP to allow or block lists as needed.

Is claudebot safe?

There is no evidence from the provided data that claudebot is malicious. Its user agent is clearly identified, and its requests originate from a known cloud provider (AWS). However, as with any automated crawler, it is important to monitor its activity for unusual patterns, such as excessive requests or attempts to access restricted areas. To enhance security, perform reverse DNS checks to confirm the IP's origin, implement rate limiting, use web application firewall (WAF) rules, and regularly review access logs. If unwanted, claudebot can be managed via robots.txt or by blocking its IP address.

This page provides a detailed lookup for the bot with the IP address of 18.217.73.187, based on real-world traffic observed across websites using Track-A-Bot software. Use this information to verify whether activity from this IP belongs to a legitimate search engine crawler, or to analyze bot behavior on your website.