Weekly report · 2005-W11
The state of AI crawling
Measured on 30,306 reachable domains for the week ending 2005-03-20. 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.
30,306
domains measured
7%
block an answer engine
20%
refuse AI agents at the edge
14%
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 | 7.1% | 2,165 of 30,302 | new |
| CCBot | Common Crawl Foundation | archive | 6.8% | 2,061 of 30,302 | new |
| Bytespider | ByteDance | training | 6.5% | 1,977 of 30,302 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,764 of 30,302 | new |
| Amazonbot | Amazon | training | 4.8% | 1,457 of 30,302 | new |
| Applebot-Extended | Apple | training | 4.8% | 1,445 of 30,302 | new |
| Meta-ExternalAgent | Meta | training | 4.8% | 1,445 of 30,302 | new |
| Google-Extended | training | 4.7% | 1,434 of 30,302 | new | |
| anthropic-ai | Anthropic | training | 4.4% | 1,346 of 30,302 | new |
| omgilibot | Webz.io | training | 4.4% | 1,342 of 30,302 | new |
| Diffbot | Diffbot | training | 4.2% | 1,271 of 30,302 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,256 of 30,302 | new |
| omgili | Webz.io | training | 4.1% | 1,230 of 30,302 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,124 of 30,302 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,035 of 30,302 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,030 of 30,302 | new |
| FacebookBot | Meta | training | 3.2% | 966 of 30,302 | new |
| YouBot | You.com | answer index | 3.0% | 896 of 30,302 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 841 of 30,302 | new |
| Timpibot | Timpi | training | 2.7% | 826 of 30,302 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 729 of 30,302 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 700 of 30,302 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 627 of 30,302 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 616 of 30,302 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 527 of 30,302 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 522 of 30,302 | new |
| PanguBot | Huawei | training | 1.7% | 517 of 30,302 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 494 of 30,302 | new |
| Google-CloudVertexBot | live retrieval | 1.6% | 475 of 30,302 | new | |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 473 of 30,302 | new |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 470 of 30,302 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 460 of 30,302 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 453 of 30,302 | new |
| GoogleOther | training | 1.4% | 434 of 30,302 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 362 of 30,302 | new |
| Applebot | Apple | answer index | 1.2% | 354 of 30,302 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 259 of 30,302 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 242 of 30,302 | new |
| MistralAI-Training | Mistral AI | training | 0.7% | 205 of 30,302 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 181 of 30,302 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 93 of 30,302 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 52 of 30,302 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,302 | new |
| Googlebot-News | answer index | 0.1% | 35 of 30,302 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 24 of 30,302 | new |
| msnbot | Microsoft | answer index | 0.1% | 19 of 30,302 | new |
| Googlebot | answer index | 0.0% | 15 of 30,302 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 12 of 30,302 | 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, 2005-W11", 2005-03-20. https://crawlcensus.com/report/2005-W11Machine-readable: census totals, full corpus, crawler registry. Method: methodology.