Weekly report · 2008-W47
The state of AI crawling
Measured on 30,183 reachable domains for the week ending 2008-11-23. 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.
30,183
domains measured
7%
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 | 7.1% | 2,148 of 30,181 | new |
| CCBot | Common Crawl Foundation | archive | 6.9% | 2,071 of 30,181 | new |
| Bytespider | ByteDance | training | 6.5% | 1,954 of 30,181 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,748 of 30,181 | new |
| Meta-ExternalAgent | Meta | training | 4.7% | 1,428 of 30,181 | new |
| Amazonbot | Amazon | training | 4.7% | 1,412 of 30,181 | new |
| Google-Extended | training | 4.6% | 1,394 of 30,181 | new | |
| Applebot-Extended | Apple | training | 4.6% | 1,380 of 30,181 | new |
| anthropic-ai | Anthropic | training | 4.4% | 1,322 of 30,181 | new |
| omgilibot | Webz.io | training | 4.3% | 1,291 of 30,181 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,226 of 30,181 | new |
| Diffbot | Diffbot | training | 4.1% | 1,223 of 30,181 | new |
| omgili | Webz.io | training | 3.9% | 1,174 of 30,181 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,126 of 30,181 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,052 of 30,181 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,052 of 30,181 | new |
| FacebookBot | Meta | training | 3.3% | 982 of 30,181 | new |
| YouBot | You.com | answer index | 2.9% | 889 of 30,181 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 854 of 30,181 | new |
| Timpibot | Timpi | training | 2.8% | 831 of 30,181 | new |
| Scrapy | Zyte (open-source framework) | training | 2.5% | 745 of 30,181 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 701 of 30,181 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 645 of 30,181 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 616 of 30,181 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 557 of 30,181 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 516 of 30,181 | new |
| PanguBot | Huawei | training | 1.7% | 515 of 30,181 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 493 of 30,181 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 477 of 30,181 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 465 of 30,181 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 464 of 30,181 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 442 of 30,181 | new |
| Google-CloudVertexBot | live retrieval | 1.4% | 421 of 30,181 | new | |
| GoogleOther | training | 1.3% | 382 of 30,181 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 357 of 30,181 | new |
| Applebot | Apple | answer index | 1.1% | 340 of 30,181 | new |
| TikTokSpider | ByteDance | live retrieval | 0.8% | 254 of 30,181 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 228 of 30,181 | new |
| Amzn-User | Amazon | live retrieval | 0.5% | 161 of 30,181 | new |
| MistralAI-Training | Mistral AI | training | 0.5% | 139 of 30,181 | new |
| MistralAI-Index | Mistral AI | answer index | 0.2% | 75 of 30,181 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 53 of 30,181 | new |
| Bingbot | Microsoft | answer index | 0.1% | 40 of 30,181 | new |
| Googlebot-News | answer index | 0.1% | 35 of 30,181 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 22 of 30,181 | new |
| msnbot | Microsoft | answer index | 0.1% | 21 of 30,181 | new |
| Googlebot | answer index | 0.1% | 16 of 30,181 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 10 of 30,181 | 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, 2008-W47", 2008-11-23. https://crawlcensus.com/report/2008-W47Machine-readable: census totals, full corpus, crawler registry. Method: methodology.