crawlindex

Google . tier 1

Google-Extended

Controls use in Gemini training and grounding. Does not affect Google Search ranking.

478 of the 3,676 sites we measured deny Google-Extended access to their root, which is 13.0% of the index.

How to allow or block it

A group naming the token wins outright over the wildcard group. It does not inherit from it, so rules set under User-agent: * do not carry over.

# Allow Google-Extended everywhere
User-agent: Google-Extended
Disallow:

# Block Google-Extended entirely
User-agent: Google-Extended
Disallow: /

Sites blocking Google-Extended

Most-visited first. Showing up to 100 of 478.

Domains that block Google-Extended
RankDomainScoreAnswer-surface crawlersStack
11instagram.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
12mail.ruScore 7 out of 100, grade F, partial assessment11 blockedunidentified
16twitter.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
18linkedin.comScore 18 out of 100, grade F, partial assessment9 blockedunidentified
25amazon.comScore 18 out of 100, grade F10 blockedAmazon CloudFront
52x.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
53pinterest.comScore 20 out of 100, grade F, partial assessment11 blockedunidentified
56tiktok.comScore 15 out of 100, grade F11 blockedunidentified
60yahoo.comrefused GPTBotScore 40 out of 100, grade D5 blockedunidentified
72chatgpt.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
74myfritz.netScore 17 out of 100, grade F, partial assessment11 blockedunidentified
80vimeo.comScore 57 out of 100, grade D3 blockedNext.js . Cloudflare
86baidu.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
102reddit.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
119snapchat.comScore 35 out of 100, grade F5 blockedNext.js . Google Cloud / GFE
147gravatar.comScore 60 out of 100, grade C2 blockedWordPress
154nytimes.comrefused GPTBotScore 38 out of 100, grade F11 blockedWordPress . Fastly
155tumblr.comScore 43 out of 100, grade D4 blockedWordPress
176flickr.comScore 47 out of 100, grade D, partial assessment6 blockedunidentified
177soundcloud.comScore 47 out of 100, grade D, partial assessment8 blockedAmazon CloudFront
188cnn.comScore 32 out of 100, grade F10 blockedFastly
207bbc.comScore 38 out of 100, grade F9 blockedNext.js . Fastly
209t-online.deScore 56 out of 100, grade D6 blockedNext.js . Amazon CloudFront
227bbc.co.ukScore 41 out of 100, grade D9 blockedFastly
245weather.comScore 71 out of 100, grade C6 blockedWordPress . Akamai
252imdb.comScore 8 out of 100, grade F, partial assessment11 blockedunidentified
263meraki.comScore 8 out of 100, grade F, partial assessment11 blockedunidentified
264launchpad.netrefused GPTBotScore 19 out of 100, grade F9 blockedunidentified
277reuters.comScore 29 out of 100, grade F, partial assessment9 blockedunidentified
286nature.comScore 34 out of 100, grade F7 blockedFastly
292weibo.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
297alibaba.comScore 55 out of 100, grade D2 blockedAlibaba Cloud CDN
317amazon.co.ukScore 18 out of 100, grade F10 blockedAmazon CloudFront
344naver.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
348wsj.comScore 35 out of 100, grade F, partial assessment8 blockedunidentified
359bloomberg.comrefused GPTBotScore 33 out of 100, grade F10 blockedNext.js . Fastly
368vkontakte.ruScore 7 out of 100, grade F, partial assessment11 blockedunidentified
382amazon.deScore 18 out of 100, grade F10 blockedAmazon CloudFront
393cookielaw.orgrefused GPTBotScore 55 out of 100, grade D5 blockedAdobe Experience Manager . Cloudflare
416globo.comScore 58 out of 100, grade D2 blockedunidentified
438espn.comScore 47 out of 100, grade D3 blockedAmazon CloudFront
450go.comScore 59 out of 100, grade D2 blockedAmazon CloudFront
453cnbc.comrefused GPTBotScore 30 out of 100, grade F9 blockedAkamai
455sohu.comScore 8 out of 100, grade F, partial assessment11 blockedunidentified
458claude.airefused GPTBotScore 47 out of 100, grade D4 blockedCloudflare
464gcdn.coScore 7 out of 100, grade F, partial assessment11 blockedunidentified
471edgecdn.ruScore 7 out of 100, grade F, partial assessment11 blockedunidentified
474aol.comrefused GPTBotScore 40 out of 100, grade D5 blockedNext.js
481gosuslugi.ruScore 17 out of 100, grade F, partial assessment11 blockedunidentified
497behance.netScore 66 out of 100, grade C, partial assessment5 blockedFastly
501amazon.co.jpScore 15 out of 100, grade F10 blockedAkamai
507ft.comrefused GPTBotScore 58 out of 100, grade D, partial assessment6 blockedCloudflare
525wired.comScore 56 out of 100, grade D8 blockedCloudflare
531usatoday.comScore 24 out of 100, grade F11 blockedFastly
537patreon.comrefused GPTBotScore 39 out of 100, grade F6 blockedNext.js . Cloudflare
557uol.com.brScore 52 out of 100, grade D8 blockedAkamai
568imgsmail.ruScore 7 out of 100, grade F, partial assessment11 blockedunidentified
601threads.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
602dailymail.co.ukrefused GPTBotScore 30 out of 100, grade F11 blockedAkamai
612amazon.frScore 15 out of 100, grade F10 blockedAkamai
622nintendo.comScore 48 out of 100, grade D5 blockedFastly
626techcrunch.comScore 64 out of 100, grade C5 blockedWordPress
630sharethrough.comScore 17 out of 100, grade F, partial assessment11 blockedunidentified
641yelp.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
642amazon.caScore 18 out of 100, grade F10 blockedAmazon CloudFront
666amazon.inScore 18 out of 100, grade F10 blockedAmazon CloudFront
673fb.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
679lemonde.frScore 53 out of 100, grade D5 blockedFastly
681pinimg.comScore 20 out of 100, grade F, partial assessment11 blockedunidentified
683hihonorcloud.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
684quantserve.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
693dailymail.comrefused GPTBotScore 30 out of 100, grade F11 blockedAkamai
707amazon.co.zaScore 18 out of 100, grade F10 blockedAmazon CloudFront
710creativecdn.comScore 7 out of 100, grade F, partial assessment11 blockedunidentified
712bandcamp.comScore 48 out of 100, grade D4 blockedFastly
714ted.comScore 47 out of 100, grade D5 blockedNext.js . Fastly
724globalsign.comScore 49 out of 100, grade D5 blockedCloudflare
728amazon.itScore 18 out of 100, grade F10 blockedAmazon CloudFront
734amazon.esScore 15 out of 100, grade F10 blockedAkamai
766adform.netScore 7 out of 100, grade F, partial assessment11 blockedunidentified
777blackhub.teamScore 7 out of 100, grade F, partial assessment11 blockedunidentified
791amazon.com.auScore 18 out of 100, grade F10 blockedAmazon CloudFront
795people.comScore 41 out of 100, grade D, partial assessment8 blockedCloudflare
805hbr.orgScore 53 out of 100, grade D3 blockedNext.js . Amazon CloudFront
807theverge.comScore 46 out of 100, grade D9 blockedWordPress . Fastly
810daum.netScore 7 out of 100, grade F, partial assessment11 blockedunidentified
815academia.eduScore 53 out of 100, grade D, partial assessment6 blockedunidentified
816nbcnews.comrefused GPTBotScore 27 out of 100, grade F11 blockedNext.js . Akamai
824lefigaro.frrefused GPTBotScore 51 out of 100, grade D7 blockedunidentified
834amazon.com.brScore 18 out of 100, grade F10 blockedAmazon CloudFront
847pexels.comrefused GPTBotScore 68 out of 100, grade C, partial assessment5 blockedCloudflare
867figma.comScore 52 out of 100, grade D8 blockedSanity . Amazon CloudFront
881hstgr.netScore 7 out of 100, grade F, partial assessment11 blockedunidentified
908investopedia.comScore 41 out of 100, grade D, partial assessment8 blockedCloudflare
929genius.comScore 42 out of 100, grade D6 blockedCloudflare
938mailchi.mpScore 7 out of 100, grade F, partial assessment11 blockedunidentified
946repubblica.itScore 69 out of 100, grade C4 blockedAmazon CloudFront
957corriere.itrefused GPTBotScore 56 out of 100, grade D5 blockedFastly
960nexusmods.comrefused GPTBotScore 55 out of 100, grade D, partial assessment5 blockedCloudflare
968theatlantic.comScore 50 out of 100, grade D8 blockedNext.js . Cloudflare

Using these figures

Free to reuse in research, journalism or a product under CC BY 4.0, with credit to Fidget Labs BV. Quote the measurement date so the claim stays checkable as the index moves.

CrawlIndex by Fidget Labs BV. "Sites blocking Google-Extended." https://crawlindex.org (measured 2026-08-09). Licensed CC BY 4.0.