Weekly report · 2005-W35
The state of AI crawling
Measured on 30,252 reachable domains for the week ending 2005-09-04. 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.
30,252
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% | 2,154 of 30,251 | new |
| CCBot | Common Crawl Foundation | archive | 6.7% | 2,039 of 30,251 | new |
| Bytespider | ByteDance | training | 6.5% | 1,965 of 30,251 | new |
| ClaudeBot | Anthropic | training | 5.8% | 1,750 of 30,251 | new |
| Amazonbot | Amazon | training | 4.8% | 1,442 of 30,251 | new |
| Meta-ExternalAgent | Meta | training | 4.7% | 1,430 of 30,251 | new |
| Applebot-Extended | Apple | training | 4.7% | 1,424 of 30,251 | new |
| Google-Extended | training | 4.7% | 1,414 of 30,251 | new | |
| omgilibot | Webz.io | training | 4.4% | 1,330 of 30,251 | new |
| anthropic-ai | Anthropic | training | 4.4% | 1,329 of 30,251 | new |
| Diffbot | Diffbot | training | 4.2% | 1,258 of 30,251 | new |
| cohere-ai | Cohere | live retrieval | 4.1% | 1,247 of 30,251 | new |
| omgili | Webz.io | training | 4.0% | 1,219 of 30,251 | new |
| SemrushBot-OCOB | Semrush | training | 3.7% | 1,123 of 30,251 | new |
| ChatGPT-User | OpenAI | live retrieval | 3.4% | 1,036 of 30,251 | new |
| PerplexityBot | Perplexity | answer index | 3.4% | 1,028 of 30,251 | new |
| FacebookBot | Meta | training | 3.2% | 966 of 30,251 | new |
| YouBot | You.com | answer index | 3.0% | 895 of 30,251 | new |
| ImagesiftBot | ImageSift (Hive) | training | 2.8% | 841 of 30,251 | new |
| Timpibot | Timpi | training | 2.7% | 827 of 30,251 | new |
| Scrapy | Zyte (open-source framework) | training | 2.4% | 727 of 30,251 | new |
| AI2Bot | Allen Institute for AI | training | 2.3% | 700 of 30,251 | new |
| OAI-SearchBot | OpenAI | answer index | 2.1% | 623 of 30,251 | new |
| cohere-training-data-crawler | Cohere | training | 2.0% | 613 of 30,251 | new |
| Meta-ExternalFetcher | Meta | live retrieval | 1.7% | 525 of 30,251 | new |
| DuckAssistBot | DuckDuckGo | live retrieval | 1.7% | 520 of 30,251 | new |
| PanguBot | Huawei | training | 1.7% | 515 of 30,251 | new |
| Claude-User | Anthropic | live retrieval | 1.6% | 492 of 30,251 | new |
| Claude-SearchBot | Anthropic | answer index | 1.6% | 470 of 30,251 | new |
| Perplexity-User | Perplexity | live retrieval | 1.5% | 467 of 30,251 | new |
| Google-CloudVertexBot | live retrieval | 1.5% | 457 of 30,251 | new | |
| MistralAI-User | Mistral AI | live retrieval | 1.5% | 457 of 30,251 | new |
| Kangaroo Bot | Kangaroo LLM | training | 1.5% | 452 of 30,251 | new |
| GoogleOther | training | 1.4% | 418 of 30,251 | new | |
| Meta-WebIndexer | Meta | answer index | 1.2% | 358 of 30,251 | new |
| Applebot | Apple | answer index | 1.2% | 350 of 30,251 | new |
| TikTokSpider | ByteDance | live retrieval | 0.9% | 258 of 30,251 | new |
| Amzn-SearchBot | Amazon | answer index | 0.8% | 238 of 30,251 | new |
| MistralAI-Training | Mistral AI | training | 0.6% | 190 of 30,251 | new |
| Amzn-User | Amazon | live retrieval | 0.6% | 177 of 30,251 | new |
| MistralAI-Index | Mistral AI | answer index | 0.3% | 91 of 30,251 | new |
| facebookexternalhit | Meta | live retrieval | 0.2% | 54 of 30,251 | new |
| Bingbot | Microsoft | answer index | 0.1% | 41 of 30,251 | new |
| Googlebot-News | answer index | 0.1% | 35 of 30,251 | new | |
| Meta-ExternalAds | Meta | training | 0.1% | 23 of 30,251 | new |
| msnbot | Microsoft | answer index | 0.1% | 19 of 30,251 | new |
| Googlebot | answer index | 0.0% | 15 of 30,251 | new | |
| OAI-AdsBot | OpenAI | live retrieval | 0.0% | 12 of 30,251 | 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-W35", 2005-09-04. https://crawlcensus.com/report/2005-W35Machine-readable: census totals, full corpus, crawler registry. Method: methodology.