Weekly report · 2012-W11
The state of AI crawling
Measured on 29,966 reachable domains for the week ending 2012-03-18. 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.
29,966
domains measured
6%
block an answer engine
19%
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 | 6.9% | 2,059 of 29,964 | new |
| CCBot | Common Crawl Foundation | archive | 6.7% | 2,021 of 29,964 | new |
| Bytespider | ByteDance | training | 6.3% | 1,899 of 29,964 | new |
| ClaudeBot | Anthropic | training | 5.6% | 1,669 of 29,964 | new |
| Meta-ExternalAgent | Meta | training | 4.5% | 1,362 of 29,964 | new |
| Amazonbot | Amazon | training | 4.5% | 1,354 of 29,964 | new |
| Google-Extended | training | 4.4% | 1,333 of 29,964 | new | |
| Applebot-Extended | Apple | training | 4.4% | 1,305 of 29,964 | new |
| anthropic-ai | Anthropic | training | 4.3% | 1,283 of 29,964 | new |
| omgilibot | Webz.io | training | 4.2% | 1,260 of 29,964 | new |
| cohere-ai | Cohere | live retrieval | 3.9% | 1,179 of 29,964 | new |
| Diffbot | Diffbot | training | 3.9% | 1,172 of 29,964 | new |
| omgili | Webz.io | training | 3.8% | 1,148 of 29,964 | new |
| SemrushBot-OCOB | Semrush | training | 3.6% | 1,091 of 29,964 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,046 of 29,964 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,033 of 29,964 | new |
| FacebookBot | Meta | training | 3.2% | 948 of 29,964 | new |
| YouBot | You.com | answer index | 2.9% | 870 of 29,964 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.7% | 816 of 29,964 | new |
| Timpibot | Timpi | training | 2.7% | 803 of 29,964 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 719 of 29,964 | new |
| AI2Bot | Allen Institute for AI | training | 2.2% | 659 of 29,964 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 623 of 29,964 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 592 of 29,964 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 532 of 29,964 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.6% | 493 of 29,964 | new |
| PanguBot | Huawei | training | 1.6% | 484 of 29,964 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 473 of 29,964 | new |
| Claude-SearchBot | Anthropic | answer index | 1.5% | 462 of 29,964 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 444 of 29,964 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 443 of 29,964 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.4% | 429 of 29,964 | new |
| Google-CloudVertexBot | live retrieval | 1.3% | 386 of 29,964 | new | |
| GoogleOther | training | 1.2% | 351 of 29,964 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 346 of 29,964 | new |
| Applebot | Apple | answer index | 1.1% | 331 of 29,964 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 245 of 29,964 | new |
| Amzn-SearchBot | Amazon | answer index | 0.7% | 216 of 29,964 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 150 of 29,964 | new |
| MistralAI-Training | Mistral AI | training | 0.4% | 111 of 29,964 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 71 of 29,964 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 52 of 29,964 | new |
| Bingbot | Microsoft | answer index | 0.1% | 38 of 29,964 | new |
| Googlebot-News | answer index | 0.1% | 37 of 29,964 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 22 of 29,964 | new |
| msnbot | Microsoft | answer index | 0.1% | 21 of 29,964 | new |
| Googlebot | answer index | 0.1% | 16 of 29,964 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 9 of 29,964 | 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, 2012-W11", 2012-03-18. https://crawlcensus.com/report/2012-W11Machine-readable: census totals, full corpus, crawler registry. Method: methodology.