Weekly report · 2007-W38
The state of AI crawling
Measured on 30,283 reachable domains for the week ending 2007-09-23. 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.
30,283
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 | 7.2% | 2,168 of 30,278 | new |
| CCBot | Common Crawl Foundation | archive | 6.8% | 2,065 of 30,278 | new |
| Bytespider | ByteDance | training | 6.5% | 1,972 of 30,278 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,751 of 30,278 | new |
| Meta-ExternalAgent | Meta | training | 4.8% | 1,440 of 30,278 | new |
| Amazonbot | Amazon | training | 4.7% | 1,423 of 30,278 | new |
| Google-Extended | training | 4.6% | 1,405 of 30,278 | new | |
| Applebot-Extended | Apple | training | 4.6% | 1,398 of 30,278 | new |
| anthropic-ai | Anthropic | training | 4.4% | 1,339 of 30,278 | new |
| omgilibot | Webz.io | training | 4.3% | 1,311 of 30,278 | new |
| Diffbot | Diffbot | training | 4.1% | 1,242 of 30,278 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,235 of 30,278 | new |
| omgili | Webz.io | training | 4.0% | 1,197 of 30,278 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,128 of 30,278 | new |
| PerplexityBot | Perplexity | answer index | 3.5% | 1,072 of 30,278 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.5% | 1,066 of 30,278 | new |
| FacebookBot | Meta | training | 3.2% | 982 of 30,278 | new |
| YouBot | You.com | answer index | 3.0% | 911 of 30,278 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 847 of 30,278 | new |
| Timpibot | Timpi | training | 2.8% | 835 of 30,278 | new |
| Scrapy | Zyte (open-source framework) | training | 2.5% | 743 of 30,278 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 705 of 30,278 | new |
| OAI-SearchBot | OpenAI | answer index | 2.2% | 656 of 30,278 | new |
| cohere-training-data-crawler | Cohere | training | 2.1% | 623 of 30,278 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.8% | 545 of 30,278 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.8% | 532 of 30,278 | new |
| PanguBot | Huawei | training | 1.7% | 520 of 30,278 | new |
| Claude-User | Anthropic | live retrieval | 1.7% | 501 of 30,278 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 492 of 30,278 | new |
| Perplexity-User | Perplexity | live retrieval | 1.6% | 478 of 30,278 | new |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 464 of 30,278 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 463 of 30,278 | new |
| Google-CloudVertexBot | live retrieval | 1.4% | 435 of 30,278 | new | |
| GoogleOther | training | 1.3% | 395 of 30,278 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 363 of 30,278 | new |
| Applebot | Apple | answer index | 1.1% | 345 of 30,278 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 261 of 30,278 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 246 of 30,278 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 178 of 30,278 | new |
| MistralAI-Training | Mistral AI | training | 0.5% | 156 of 30,278 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 90 of 30,278 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 56 of 30,278 | new |
| Bingbot | Microsoft | answer index | 0.1% | 39 of 30,278 | new |
| Googlebot-News | answer index | 0.1% | 36 of 30,278 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 21 of 30,278 | new |
| msnbot | Microsoft | answer index | 0.1% | 20 of 30,278 | new |
| Googlebot | answer index | 0.1% | 16 of 30,278 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 11 of 30,278 | 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, 2007-W38", 2007-09-23. https://crawlcensus.com/report/2007-W38Machine-readable: census totals, full corpus, crawler registry. Method: methodology.