# Snapshots for 2026-10

2026-10, day by day.

This month is in progress; the data runs through 2026-10-22. Each day below lists its facts and a table of crawler requests. The numbers come from one website. They describe what these crawlers did here, not across the web.

This page is also available as JSON, Markdown and CSV. Cite as: Benes, Peter. Rattlesnakes By Mail: A Field Guide to the Crawlers of the Web. benesthemenace.com. Licence CC BY 4.0.

## 2026-10-01

- F-261001-01 An MCP client named agent-index-prober first called list_changes on 2026-10-01. https://rattlesnakesbymail.com/mcp
- F-261001-02 An MCP client named Tendle first called list_changes on 2026-10-01. https://rattlesnakesbymail.com/mcp
- F-261001-03 Every request on 2026-10-01 from ClaudeBot, Bingbot, GPTBot, OAI-SearchBot and Googlebot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 49 | 100% | 4 | 39 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 5 | 100% | 5 | 2 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 3 | 100% | 1 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 1 | 100% | 1 | 12 | no |

## 2026-10-02

- F-261002-01 PerplexityBot has made no requests since 2026-09-25, 7 days. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261002-02 ClaudeBot fetched /.well-known/agent-card.json on 2026-10-02; it is the first crawler to do so here. https://rattlesnakesbymail.com/observed/claudebot
- F-261002-03 Every request on 2026-10-02 from ClaudeBot, Bingbot, GPTBot, Googlebot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 49 | 100% | 5 | 46 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 8 | 100% | 5 | 2 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 4 | 100% | 4 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 4 | 100% | 3 | 11 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 4 | 100% | 1 | 3 | no |

## 2026-10-03

- F-261003-01 Bingbot made 14 requests on 2026-10-03, 7 times its 28-day median of 2. https://rattlesnakesbymail.com/observed/bingbot
- F-261003-02 Every request on 2026-10-03 from ClaudeBot, Bingbot, GPTBot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261003-03 4 crawlers made 67 requests on 2026-10-03; ClaudeBot made the most, with 48. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 47 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 14 | 100% | 14 | 2 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 2 | 100% | 1 | 3 | no |

## 2026-10-04

- F-261004-01 PerplexityBot returned on 2026-10-04 after 8 days without a request. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261004-02 ChatGPT-User has made no requests since 2026-09-27, 7 days. https://rattlesnakesbymail.com/observed/chatgpt-user
- F-261004-03 Claude-User has made no requests since 2026-09-20, 14 days. https://rattlesnakesbymail.com/observed/claude-user
- F-261004-04 GoogleOther has made no requests since 2026-09-27, 7 days. https://rattlesnakesbymail.com/observed/googleother
- F-261004-05 PerplexityBot requested a JSON file for the first time on 2026-10-04. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261004-06 Every request on 2026-10-04 from ClaudeBot, Googlebot, Bingbot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 47 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 9 | 100% | 6 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 8 | 100% | 8 | 2 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 5 | 100% | 1 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 4 | 100% | 4 | 3 | no |
| [PerplexityBot](https://rattlesnakesbymail.com/observed/perplexitybot) | 2 | 100% | 2 | 0 | no |

## 2026-10-05

- F-261005-01 GoogleOther returned on 2026-10-05 after 7 days without a request. https://rattlesnakesbymail.com/observed/googleother
- F-261005-02 An MCP client named smithery-explore first called list_changes on 2026-10-05. https://rattlesnakesbymail.com/mcp
- F-261005-03 Every request on 2026-10-05 from ClaudeBot, Googlebot, Bingbot, GoogleOther and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 48 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 28 | 100% | 15 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 8 | 100% | 7 | 2 | no |
| [GoogleOther](https://rattlesnakesbymail.com/observed/googleother) | 7 | 100% | 4 | 0 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 2 | 100% | 1 | 3 | no |

## 2026-10-06

- F-261006-01 Applebot has made no requests since 2026-09-29, 7 days. https://rattlesnakesbymail.com/observed/applebot
- F-261006-02 An MCP client named FaceabotProbe first called list_changes on 2026-10-06. https://rattlesnakesbymail.com/mcp
- F-261006-03 Every request on 2026-10-06 from ClaudeBot, Googlebot, Bingbot, GPTBot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 44 | 100% | 4 | 48 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 14 | 100% | 6 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 6 | 100% | 6 | 2 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 3 | 100% | 1 | 3 | no |

## 2026-10-07

- F-261007-01 Bingbot made 11 requests on 2026-10-07, 5.5 times its 28-day median of 2. https://rattlesnakesbymail.com/observed/bingbot
- F-261007-02 An MCP client named BrickBlueBot first called list_changes on 2026-10-07. https://rattlesnakesbymail.com/mcp
- F-261007-03 Every request on 2026-10-07 from ClaudeBot, Bingbot, GPTBot, OAI-SearchBot and PerplexityBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 51 | 100% | 4 | 48 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 18 | 94.4% | 10 | 11 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 11 | 100% | 11 | 2 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 4 | 100% | 4 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 3 | 100% | 1 | 3 | no |
| [PerplexityBot](https://rattlesnakesbymail.com/observed/perplexitybot) | 2 | 100% | 2 | 0 | no |

## 2026-10-08

- F-261008-01 Bingbot made 17 requests on 2026-10-08, its highest daily count since the site launched on 2026-09-13; its previous high was 16, on 2026-09-30. https://rattlesnakesbymail.com/observed/bingbot
- F-261008-02 Bingbot made 17 requests on 2026-10-08, 8.5 times its 28-day median of 2. https://rattlesnakesbymail.com/observed/bingbot
- F-261008-03 Every request on 2026-10-08 from ClaudeBot, Bingbot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 48 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 20 | 90% | 13 | 11 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 17 | 100% | 15 | 2 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 5 | 100% | 1 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-09

- F-261009-01 ClaudeBot re-read the whole site on 2026-10-09 (308 requests); its previous full re-read was 2026-09-24, 15 days earlier. https://rattlesnakesbymail.com/observed/claudebot
- F-261009-02 OAI-SearchBot made 13 requests on 2026-10-09, its highest daily count since the site launched on 2026-09-13; its previous high was 5, on 2026-09-22. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261009-03 ClaudeBot made 1,140 requests on 2026-10-09, 23.8 times its 28-day median of 48. https://rattlesnakesbymail.com/observed/claudebot
- F-261009-04 OAI-SearchBot made 13 requests on 2026-10-09, 4.3 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261009-05 ChatGPT-User returned on 2026-10-09 after 11 days without a request. https://rattlesnakesbymail.com/observed/chatgpt-user
- F-261009-06 OAI-SearchBot requested an HTML page for the first time on 2026-10-09. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261009-07 OAI-SearchBot requested a JSON file for the first time on 2026-10-09. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261009-08 OAI-SearchBot requested a Markdown file for the first time on 2026-10-09. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261009-09 ChatGPT-User fetched 1 page on 2026-10-09 in response to people's requests; the most fetched was /claims/12. https://rattlesnakesbymail.com/observed/chatgpt-user
- F-261009-10 Every request on 2026-10-09 from ClaudeBot, OAI-SearchBot, Bingbot, GPTBot and Googlebot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 1,140 | 100% | 1,085 | 48 | yes |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 13 | 100% | 13 | 3 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 9 | 100% | 9 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 2 | 100% | 2 | 12 | no |
| [ChatGPT-User](https://rattlesnakesbymail.com/observed/chatgpt-user) | 1 | 100% | 1 | 0 | no |

## 2026-10-10

- F-261010-01 Bingbot made 21 requests on 2026-10-10, its highest daily count since the site launched on 2026-09-13; its previous high was 17, on 2026-10-08. https://rattlesnakesbymail.com/observed/bingbot
- F-261010-02 Bingbot made 21 requests on 2026-10-10, 7 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/bingbot
- F-261010-03 ChatGPT-User fetched 1 page on 2026-10-10 in response to people's requests; the most fetched was /changes. https://rattlesnakesbymail.com/observed/chatgpt-user
- F-261010-04 An MCP client named mcp-contract-check first called lookup_crawler on 2026-10-10. https://rattlesnakesbymail.com/mcp
- F-261010-05 An MCP client named mcp first called lookup_crawler on 2026-10-10. https://rattlesnakesbymail.com/mcp
- F-261010-06 Every request on 2026-10-10 from ClaudeBot, Bingbot, Googlebot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 55 | 100% | 7 | 48 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 21 | 100% | 19 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 19 | 100% | 6 | 11 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 8 | 100% | 4 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [ChatGPT-User](https://rattlesnakesbymail.com/observed/chatgpt-user) | 1 | 100% | 1 | 0 | no |

## 2026-10-11

- F-261011-01 OAI-SearchBot made 28 requests on 2026-10-11, its highest daily count since the site launched on 2026-09-13; its previous high was 13, on 2026-10-09. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261011-02 OAI-SearchBot made 28 requests on 2026-10-11, 9.3 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261011-03 Claude-User has made no requests since 2026-09-20, 21 days. https://rattlesnakesbymail.com/observed/claude-user
- F-261011-04 An MCP client named katalir-verify first called lookup_crawler on 2026-10-11. https://rattlesnakesbymail.com/mcp
- F-261011-05 Every request on 2026-10-11 from ClaudeBot, OAI-SearchBot, Googlebot, Bingbot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 62 | 100% | 10 | 48 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 28 | 100% | 27 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 9 | 100% | 4 | 12 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 7 | 100% | 7 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-12

- F-261012-01 GoogleOther has made no requests since 2026-10-05, 7 days. https://rattlesnakesbymail.com/observed/googleother
- F-261012-02 Every request on 2026-10-12 from ClaudeBot, Bingbot, Googlebot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261012-03 6 crawlers made 70 requests on 2026-10-12; ClaudeBot made the most, with 48. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 48 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 7 | 100% | 7 | 4 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 7 | 100% | 5 | 12 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 4 | 100% | 1 | 3 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [ChatGPT-User](https://rattlesnakesbymail.com/observed/chatgpt-user) | 1 | 0% | 1 | 0 | no |

## 2026-10-13

- F-261013-01 OAI-SearchBot made 22 requests on 2026-10-13, 7.3 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261013-02 Applebot has made no requests since 2026-09-29, 14 days. https://rattlesnakesbymail.com/observed/applebot
- F-261013-03 OAI-SearchBot requested a CSV file for the first time on 2026-10-13. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261013-04 OAI-SearchBot requested an XML file for the first time on 2026-10-13. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261013-05 An MCP client named agent-collector first called list_changes on 2026-10-13. https://rattlesnakesbymail.com/mcp
- F-261013-06 Every request on 2026-10-13 from ClaudeBot, OAI-SearchBot, Bingbot, Googlebot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 48 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 22 | 100% | 20 | 3 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 9 | 100% | 9 | 4 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 9 | 100% | 5 | 11 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-14

- F-261014-01 OAI-SearchBot made 44 requests on 2026-10-14, its highest daily count since the site launched on 2026-09-13; its previous high was 28, on 2026-10-11. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261014-02 OAI-SearchBot made 44 requests on 2026-10-14, 14.7 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/oai-searchbot
- F-261014-03 Applebot returned on 2026-10-14 after 14 days without a request. https://rattlesnakesbymail.com/observed/applebot
- F-261014-04 PerplexityBot has made no requests since 2026-10-07, 7 days. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261014-05 Every request on 2026-10-14 from ClaudeBot, OAI-SearchBot, Googlebot, Bingbot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 47 | 100% | 4 | 48 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 44 | 100% | 37 | 3 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 15 | 100% | 6 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 7 | 100% | 7 | 5 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [Applebot](https://rattlesnakesbymail.com/observed/applebot) | 1 | 100% | 1 | 0 | no |

## 2026-10-15

- F-261015-01 GPTBot made 61 requests on 2026-10-15, 20.3 times its 28-day median of 3. https://rattlesnakesbymail.com/observed/gptbot
- F-261015-02 Every request on 2026-10-15 from GPTBot, ClaudeBot, Bingbot, Googlebot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261015-03 5 crawlers made 143 requests on 2026-10-15; GPTBot made the most, with 61. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 61 | 100% | 57 | 3 | no |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 49 | 100% | 4 | 48 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 14 | 100% | 13 | 6 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 12 | 100% | 6 | 10 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 7 | 100% | 4 | 4 | no |

## 2026-10-16

- F-261016-01 Every request on 2026-10-16 from ClaudeBot, Googlebot, Bingbot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261016-02 5 crawlers made 83 requests on 2026-10-16; ClaudeBot made the most, with 48. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 48 | 100% | 4 | 48 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 14 | 100% | 7 | 11 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 12 | 100% | 11 | 7 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 6 | 100% | 3 | 4 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-17

- F-261017-01 An MCP client named connect-mcp-test first called list_changes on 2026-10-17. https://rattlesnakesbymail.com/mcp
- F-261017-02 Every request on 2026-10-17 from ClaudeBot, Bingbot, Applebot, Googlebot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261017-03 6 crawlers made 74 requests on 2026-10-17; ClaudeBot made the most, with 44. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 44 | 100% | 4 | 48 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 9 | 100% | 9 | 7 | no |
| [Applebot](https://rattlesnakesbymail.com/observed/applebot) | 7 | 100% | 5 | 0 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 6 | 100% | 4 | 11 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 5 | 100% | 3 | 4 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-18

- F-261018-01 Claude-User has made no requests since 2026-09-20, 28 days. https://rattlesnakesbymail.com/observed/claude-user
- F-261018-02 Every request on 2026-10-18 from ClaudeBot, Bingbot, Applebot, OAI-SearchBot and GPTBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261018-03 6 crawlers made 82 requests on 2026-10-18; ClaudeBot made the most, with 46. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [ClaudeBot](https://rattlesnakesbymail.com/observed/claudebot) | 46 | 100% | 7 | 48 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 11 | 100% | 11 | 7 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 9 | 88.9% | 5 | 11 | no |
| [Applebot](https://rattlesnakesbymail.com/observed/applebot) | 7 | 100% | 6 | 0 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 6 | 100% | 3 | 4 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |

## 2026-10-19

- F-261019-01 PerplexityBot returned on 2026-10-19 after 11 days without a request. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261019-02 ChatGPT-User has made no requests since 2026-10-12, 7 days. https://rattlesnakesbymail.com/observed/chatgpt-user
- F-261019-03 GoogleOther has made no requests since 2026-10-05, 14 days. https://rattlesnakesbymail.com/observed/googleother
- F-261019-04 Every request on 2026-10-19 from Bingbot, OAI-SearchBot, GPTBot and PerplexityBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 20 | 95% | 10 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 12 | 100% | 12 | 8 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 5 | 100% | 3 | 5 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [PerplexityBot](https://rattlesnakesbymail.com/observed/perplexitybot) | 2 | 100% | 2 | 0 | no |

## 2026-10-20

- F-261020-01 Bingbot requested a JSON file for the first time on 2026-10-20. https://rattlesnakesbymail.com/observed/bingbot
- F-261020-02 Every request on 2026-10-20 from Googlebot, Bingbot, Applebot, GPTBot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261020-03 5 crawlers made 41 requests on 2026-10-20; Googlebot made the most, with 16. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 16 | 100% | 9 | 10 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 15 | 100% | 15 | 8 | no |
| [Applebot](https://rattlesnakesbymail.com/observed/applebot) | 4 | 100% | 3 | 0 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 3 | 100% | 1 | 5 | no |

## 2026-10-21

- F-261021-01 Bingbot made 23 requests on 2026-10-21, its highest daily count since the site launched on 2026-09-13; its previous high was 21, on 2026-10-10. https://rattlesnakesbymail.com/observed/bingbot
- F-261021-02 PerplexityBot made 4 requests on 2026-10-21, its highest daily count since the site launched on 2026-09-13; its previous high was 2, on 2026-09-25. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261021-03 GoogleOther returned on 2026-10-21 after 15 days without a request. https://rattlesnakesbymail.com/observed/googleother
- F-261021-04 Bingbot requested a Markdown file for the first time on 2026-10-21. https://rattlesnakesbymail.com/observed/bingbot
- F-261021-05 GoogleOther requested a Markdown file for the first time on 2026-10-21. https://rattlesnakesbymail.com/observed/googleother
- F-261021-06 PerplexityBot fetched /llms.txt on 2026-10-21; it is the first crawler to do so here. https://rattlesnakesbymail.com/observed/perplexitybot
- F-261021-07 An MCP client named phase-a first called identify_user_agent on 2026-10-21. https://rattlesnakesbymail.com/mcp
- F-261021-08 Every request on 2026-10-21 from Bingbot, Googlebot, GoogleOther, Applebot and PerplexityBot was verified against the operator's published method. https://rattlesnakesbymail.com/method

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 23 | 100% | 22 | 8 | no |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 18 | 100% | 9 | 11 | no |
| [GoogleOther](https://rattlesnakesbymail.com/observed/googleother) | 7 | 100% | 6 | 0 | no |
| [Applebot](https://rattlesnakesbymail.com/observed/applebot) | 4 | 100% | 3 | 0 | no |
| [PerplexityBot](https://rattlesnakesbymail.com/observed/perplexitybot) | 4 | 100% | 3 | 0 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 3 | 100% | 3 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 3 | 100% | 1 | 5 | no |

## 2026-10-22

- F-261022-01 GPTBot requested a text file for the first time on 2026-10-22. https://rattlesnakesbymail.com/observed/gptbot
- F-261022-02 Every request on 2026-10-22 from Googlebot, Bingbot and OAI-SearchBot was verified against the operator's published method. https://rattlesnakesbymail.com/method
- F-261022-03 4 crawlers made 59 requests on 2026-10-22; Googlebot made the most, with 29. https://rattlesnakesbymail.com/observed

| Crawler | Requests | Verified share | Distinct paths | 28-day median | Sweep day |
| --- | --- | --- | --- | --- | --- |
| [Googlebot](https://rattlesnakesbymail.com/observed/googlebot) | 29 | 100% | 20 | 11 | no |
| [Bingbot](https://rattlesnakesbymail.com/observed/bingbot) | 16 | 100% | 15 | 9 | no |
| [GPTBot](https://rattlesnakesbymail.com/observed/gptbot) | 8 | 87.5% | 8 | 3 | no |
| [OAI-SearchBot](https://rattlesnakesbymail.com/observed/oai-searchbot) | 6 | 100% | 2 | 5 | no |

All snapshots: https://rattlesnakesbymail.com/snapshots
