Weekly report · 2012-W39

The state of AI crawling

Measured on 30,041 reachable domains for the week ending 2012-09-30. 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.

← 2012-W38 · 2012-W40 →

30,041

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	6.9%	2,063 of 30,041	new
CCBot	Common Crawl Foundation	archive	6.8%	2,030 of 30,041	new
Bytespider	ByteDance	training	6.3%	1,898 of 30,041	new
ClaudeBot	Anthropic	training	5.5%	1,664 of 30,041	new
Meta-ExternalAgent	Meta	training	4.5%	1,364 of 30,041	new
Amazonbot	Amazon	training	4.5%	1,359 of 30,041	new
Google-Extended	Google	training	4.5%	1,338 of 30,041	new
Applebot-Extended	Apple	training	4.3%	1,304 of 30,041	new
anthropic-ai	Anthropic	training	4.3%	1,280 of 30,041	new
omgilibot	Webz.io	training	4.2%	1,263 of 30,041	new
cohere-ai	Cohere	live retrieval	3.9%	1,179 of 30,041	new
Diffbot	Diffbot	training	3.9%	1,174 of 30,041	new
omgili	Webz.io	training	3.8%	1,148 of 30,041	new
SemrushBot-OCOB	Semrush	training	3.7%	1,104 of 30,041	new
PerplexityBot	Perplexity	answer index	3.5%	1,049 of 30,041	new
ChatGPT-User	OpenAI	live retrieval	3.5%	1,038 of 30,041	new
FacebookBot	Meta	training	3.2%	952 of 30,041	new
YouBot	You.com	answer index	2.9%	874 of 30,041	new
ImagesiftBot	ImageSift (Hive)	training	2.7%	819 of 30,041	new
Timpibot	Timpi	training	2.7%	806 of 30,041	new
Scrapy	Zyte (open-source framework)	training	2.4%	720 of 30,041	new
AI2Bot	Allen Institute for AI	training	2.2%	661 of 30,041	new
OAI-SearchBot	OpenAI	answer index	2.1%	626 of 30,041	new
cohere-training-data-crawler	Cohere	training	2.0%	595 of 30,041	new
Meta-ExternalFetcher	Meta	live retrieval	1.8%	535 of 30,041	new
DuckAssistBot	DuckDuckGo	live retrieval	1.7%	496 of 30,041	new
PanguBot	Huawei	training	1.6%	487 of 30,041	new
Claude-User	Anthropic	live retrieval	1.6%	472 of 30,041	new
Claude-SearchBot	Anthropic	answer index	1.5%	465 of 30,041	new
Kangaroo Bot	Kangaroo LLM	training	1.5%	447 of 30,041	new
Perplexity-User	Perplexity	live retrieval	1.5%	444 of 30,041	new
MistralAI-User	Mistral AI	live retrieval	1.4%	429 of 30,041	new
Google-CloudVertexBot	Google	live retrieval	1.3%	381 of 30,041	new
GoogleOther	Google	training	1.2%	349 of 30,041	new
Meta-WebIndexer	Meta	answer index	1.2%	346 of 30,041	new
Applebot	Apple	answer index	1.1%	334 of 30,041	new
TikTokSpider	ByteDance	live retrieval	0.8%	245 of 30,041	new
Amzn-SearchBot	Amazon	answer index	0.7%	217 of 30,041	new
Amzn-User	Amazon	live retrieval	0.5%	150 of 30,041	new
MistralAI-Training	Mistral AI	training	0.3%	103 of 30,041	new
MistralAI-Index	Mistral AI	answer index	0.2%	71 of 30,041	new
facebookexternalhit	Meta	live retrieval	0.2%	52 of 30,041	new
Bingbot	Microsoft	answer index	0.1%	37 of 30,041	new
Googlebot-News	Google	answer index	0.1%	37 of 30,041	new
Meta-ExternalAds	Meta	training	0.1%	22 of 30,041	new
msnbot	Microsoft	answer index	0.1%	21 of 30,041	new
Googlebot	Google	answer index	0.1%	16 of 30,041	new
OAI-AdsBot	OpenAI	live retrieval	0.0%	9 of 30,041	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, 2012-W39", 2012-09-30. https://crawlcensus.com/report/2012-W39

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