Weekly report · 2012-W38

The state of AI crawling

Measured on 30,037 reachable domains for the week ending 2012-09-23. 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.

← 2012-W37 · 2012-W39 →

30,037

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%	2,062 of 30,036	new
CCBot	Common Crawl Foundation	archive	6.8%	2,030 of 30,036	new
Bytespider	ByteDance	training	6.3%	1,897 of 30,036	new
ClaudeBot	Anthropic	training	5.5%	1,665 of 30,036	new
Meta-ExternalAgent	Meta	training	4.5%	1,364 of 30,036	new
Amazonbot	Amazon	training	4.5%	1,358 of 30,036	new
Google-Extended	Google	training	4.5%	1,339 of 30,036	new
Applebot-Extended	Apple	training	4.3%	1,305 of 30,036	new
anthropic-ai	Anthropic	training	4.3%	1,280 of 30,036	new
omgilibot	Webz.io	training	4.2%	1,262 of 30,036	new
cohere-ai	Cohere	live retrieval	3.9%	1,179 of 30,036	new
Diffbot	Diffbot	training	3.9%	1,174 of 30,036	new
omgili	Webz.io	training	3.8%	1,148 of 30,036	new
SemrushBot-OCOB	Semrush	training	3.7%	1,103 of 30,036	new
PerplexityBot	Perplexity	answer index	3.5%	1,050 of 30,036	new
ChatGPT-User	OpenAI	live retrieval	3.5%	1,037 of 30,036	new
FacebookBot	Meta	training	3.2%	951 of 30,036	new
YouBot	You.com	answer index	2.9%	875 of 30,036	new
ImagesiftBot	ImageSift (Hive)	training	2.7%	818 of 30,036	new
Timpibot	Timpi	training	2.7%	807 of 30,036	new
Scrapy	Zyte (open-source framework)	training	2.4%	721 of 30,036	new
AI2Bot	Allen Institute for AI	training	2.2%	661 of 30,036	new
OAI-SearchBot	OpenAI	answer index	2.1%	625 of 30,036	new
cohere-training-data-crawler	Cohere	training	2.0%	596 of 30,036	new
Meta-ExternalFetcher	Meta	live retrieval	1.8%	536 of 30,036	new
DuckAssistBot	DuckDuckGo	live retrieval	1.7%	498 of 30,036	new
PanguBot	Huawei	training	1.6%	488 of 30,036	new
Claude-User	Anthropic	live retrieval	1.6%	474 of 30,036	new
Claude-SearchBot	Anthropic	answer index	1.6%	466 of 30,036	new
Kangaroo Bot	Kangaroo LLM	training	1.5%	447 of 30,036	new
Perplexity-User	Perplexity	live retrieval	1.5%	446 of 30,036	new
MistralAI-User	Mistral AI	live retrieval	1.4%	430 of 30,036	new
Google-CloudVertexBot	Google	live retrieval	1.3%	382 of 30,036	new
GoogleOther	Google	training	1.2%	349 of 30,036	new
Meta-WebIndexer	Meta	answer index	1.2%	347 of 30,036	new
Applebot	Apple	answer index	1.1%	334 of 30,036	new
TikTokSpider	ByteDance	live retrieval	0.8%	245 of 30,036	new
Amzn-SearchBot	Amazon	answer index	0.7%	217 of 30,036	new
Amzn-User	Amazon	live retrieval	0.5%	150 of 30,036	new
MistralAI-Training	Mistral AI	training	0.3%	103 of 30,036	new
MistralAI-Index	Mistral AI	answer index	0.2%	71 of 30,036	new
facebookexternalhit	Meta	live retrieval	0.2%	51 of 30,036	new
Bingbot	Microsoft	answer index	0.1%	37 of 30,036	new
Googlebot-News	Google	answer index	0.1%	37 of 30,036	new
Meta-ExternalAds	Meta	training	0.1%	22 of 30,036	new
msnbot	Microsoft	answer index	0.1%	21 of 30,036	new
Googlebot	Google	answer index	0.1%	16 of 30,036	new
OAI-AdsBot	OpenAI	live retrieval	0.0%	9 of 30,036	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-W38", 2012-09-23. https://crawlcensus.com/report/2012-W38

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