Weekly report · 2001-W47
The state of AI crawling
Measured on 29,990 reachable domains for the week ending 2001-11-25. Every figure is the result of an automated audit run the same way on every domain: read robots.txt, resolve the rules for 48 tracked agents, then send live requests as four of them.
29,990
domains measured
9%
block an answer engine
19%
refuse AI agents at the edge
15%
publish an llms.txt
Block rate by crawler with change on the previous week
| Crawler | Operator | Content used for | Block rate | Sites | Week on week |
|---|---|---|---|---|---|
| GPTBot | OpenAI | training | 9.4% | 2,808 of 29,990 | new |
| CCBot | Common Crawl Foundation | archive | 9.2% | 2,747 of 29,990 | new |
| Bytespider | ByteDance | training | 8.9% | 2,679 of 29,990 | new |
| ClaudeBot | Anthropic | training | 8.1% | 2,444 of 29,990 | new |
| Meta-ExternalAgent | Meta | training | 7.3% | 2,189 of 29,990 | new |
| Amazonbot | Amazon | training | 7.2% | 2,154 of 29,990 | new |
| Applebot-Extended | Apple | training | 7.1% | 2,141 of 29,990 | new |
| Google-Extended | training | 7.1% | 2,136 of 29,990 | new | |
| anthropic-ai | Anthropic | training | 6.9% | 2,058 of 29,990 | new |
| omgilibot | Webz.io | training | 6.7% | 2,022 of 29,990 | new |
| Diffbot | Diffbot | training | 6.6% | 1,977 of 29,990 | new |
| cohere-ai | Cohere | live retrieval | 6.6% | 1,975 of 29,990 | new |
| omgili | Webz.io | training | 6.4% | 1,912 of 29,990 | new |
| Google-CloudVertexBot | live retrieval | 4.0% | 1,207 of 29,990 | new | |
| GoogleOther | training | 3.9% | 1,167 of 29,990 | new | |
| SemrushBot-OCOB | Semrush | training | 3.5% | 1,053 of 29,990 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,021 of 29,990 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.3% | 992 of 29,990 | new |
| MistralAI-Training | Mistral AI | training | 3.2% | 970 of 29,990 | new |
| FacebookBot | Meta | training | 3.1% | 926 of 29,990 | new |
| YouBot | You.com | answer index | 3.0% | 887 of 29,990 | new |
| Timpibot | Timpi | training | 2.7% | 819 of 29,990 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 815 of 29,990 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 715 of 29,990 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 700 of 29,990 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 618 of 29,990 | new |
| cohere-training-data-crawler | Cohere | training | 2.1% | 616 of 29,990 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 554 of 29,990 | new |
| PanguBot | Huawei | training | 1.7% | 509 of 29,990 | new |
| Claude-User | Anthropic | live retrieval | 1.7% | 505 of 29,990 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 504 of 29,990 | new |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 480 of 29,990 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 468 of 29,990 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 462 of 29,990 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 442 of 29,990 | new |
| Meta-WebIndexer | Meta | answer index | 1.3% | 394 of 29,990 | new |
| Applebot | Apple | answer index | 1.2% | 359 of 29,990 | new |
| Amzn-SearchBot | Amazon | answer index | 0.9% | 261 of 29,990 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 253 of 29,990 | new |
| Amzn-User | Amazon | live retrieval | 0.7% | 209 of 29,990 | new |
| MistralAI-Index | Mistral AI | answer index | 0.4% | 110 of 29,990 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 57 of 29,990 | new |
| Googlebot-News | answer index | 0.1% | 39 of 29,990 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 37 of 29,990 | new |
| Bingbot | Microsoft | answer index | 0.1% | 36 of 29,990 | new |
| Googlebot | answer index | 0.1% | 19 of 29,990 | new | |
| msnbot | Microsoft | answer index | 0.1% | 19 of 29,990 | new |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 13 of 29,990 | new |
Trend share of measured sites
Where the blocking is share blocking an answer engine, by top-level domain
Only TLDs with at least 40 measured domains are shown, and each bar carries its sample size. A TLD is a weak proxy for jurisdiction. Full segmentation.
Changes recorded this week 0 total
No crawler policy changes were recorded in this week.
Cite this CC BY 4.0
The figures on this page are frozen to the week shown and will not be edited after publication. Corrections are appended, not overwritten.
Crawl Census, "The state of AI crawling, 2001-W47", 2001-11-25. https://crawlcensus.com/report/2001-W47Machine-readable: census totals, full corpus, crawler registry. Method: methodology.