Weekly report · 2011-W19

The state of AI crawling

Measured on 30,019 reachable domains for the week ending 2011-05-15. 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.

← 2011-W18 · 2011-W20 →

30,019

domains measured

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	7.0%	2,092 of 30,014	new
CCBot	Common Crawl Foundation	archive	6.8%	2,042 of 30,014	new
Bytespider	ByteDance	training	6.4%	1,916 of 30,014	new
ClaudeBot	Anthropic	training	5.7%	1,700 of 30,014	new
Meta-ExternalAgent	Meta	training	4.6%	1,384 of 30,014	new
Amazonbot	Amazon	training	4.6%	1,369 of 30,014	new
Google-Extended	Google	training	4.5%	1,358 of 30,014	new
Applebot-Extended	Apple	training	4.4%	1,332 of 30,014	new
anthropic-ai	Anthropic	training	4.3%	1,298 of 30,014	new
omgilibot	Webz.io	training	4.2%	1,273 of 30,014	new
cohere-ai	Cohere	live retrieval	4.0%	1,196 of 30,014	new
Diffbot	Diffbot	training	4.0%	1,191 of 30,014	new
omgili	Webz.io	training	3.9%	1,159 of 30,014	new
SemrushBot-OCOB	Semrush	training	3.7%	1,098 of 30,014	new
PerplexityBot	Perplexity	answer index	3.5%	1,043 of 30,014	new
ChatGPT-User	OpenAI	live retrieval	3.5%	1,038 of 30,014	new
FacebookBot	Meta	training	3.2%	961 of 30,014	new
YouBot	You.com	answer index	2.9%	878 of 30,014	new
ImagesiftBot	ImageSift (Hive)	training	2.8%	838 of 30,014	new
Timpibot	Timpi	training	2.7%	817 of 30,014	new
Scrapy	Zyte (open-source framework)	training	2.4%	731 of 30,014	new
AI2Bot	Allen Institute for AI	training	2.3%	681 of 30,014	new
OAI-SearchBot	OpenAI	answer index	2.1%	631 of 30,014	new
cohere-training-data-crawler	Cohere	training	2.0%	602 of 30,014	new
Meta-ExternalFetcher	Meta	live retrieval	1.8%	539 of 30,014	new
PanguBot	Huawei	training	1.7%	502 of 30,014	new
DuckAssistBot	DuckDuckGo	live retrieval	1.7%	500 of 30,014	new
Claude-User	Anthropic	live retrieval	1.6%	478 of 30,014	new
Claude-SearchBot	Anthropic	answer index	1.5%	464 of 30,014	new
Kangaroo Bot	Kangaroo LLM	training	1.5%	451 of 30,014	new
Perplexity-User	Perplexity	live retrieval	1.5%	449 of 30,014	new
MistralAI-User	Mistral AI	live retrieval	1.4%	431 of 30,014	new
Google-CloudVertexBot	Google	live retrieval	1.3%	396 of 30,014	new
GoogleOther	Google	training	1.2%	355 of 30,014	new
Meta-WebIndexer	Meta	answer index	1.2%	348 of 30,014	new
Applebot	Apple	answer index	1.1%	330 of 30,014	new
TikTokSpider	ByteDance	live retrieval	0.8%	246 of 30,014	new
Amzn-SearchBot	Amazon	answer index	0.7%	216 of 30,014	new
Amzn-User	Amazon	live retrieval	0.5%	151 of 30,014	new
MistralAI-Training	Mistral AI	training	0.4%	119 of 30,014	new
MistralAI-Index	Mistral AI	answer index	0.2%	73 of 30,014	new
facebookexternalhit	Meta	live retrieval	0.2%	52 of 30,014	new
Bingbot	Microsoft	answer index	0.1%	39 of 30,014	new
Googlebot-News	Google	answer index	0.1%	38 of 30,014	new
Meta-ExternalAds	Meta	training	0.1%	22 of 30,014	new
msnbot	Microsoft	answer index	0.1%	22 of 30,014	new
Googlebot	Google	answer index	0.1%	18 of 30,014	new
OAI-AdsBot	OpenAI	live retrieval	0.0%	9 of 30,014	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.

Full change log · RSS

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, 2011-W19", 2011-05-15. https://crawlcensus.com/report/2011-W19

Machine-readable: census totals, full corpus, crawler registry. Method: methodology.