Top-level domain
.com
1,951 measured sites. 319 of them, 16.4%, block at least one answer-surface AI crawler. Mean readiness score 65.8.
Compare against every other top-level domain
| Rank | Domain | Score | Answer-surface crawlers | Stack |
|---|---|---|---|---|
| 1 | google.comrefused GPTBot | Score 49 out of 100, grade D | all allowed | Google Cloud / GFE |
| 2 | cloudflare.com | Score 85 out of 100, grade B | all allowed | Astro . Cloudflare |
| 3 | facebook.com | Score 35 out of 100, grade F, partial assessment | 6 blocked | unidentified |
| 6 | microsoft.com | Score 62 out of 100, grade C | all allowed | Adobe Experience Manager . Azure Front Door |
| 9 | youtube.com | Score 56 out of 100, grade D | all allowed | Google Cloud / GFE |
| 10 | apple.com | Score 77 out of 100, grade B | all allowed | unidentified |
| 11 | instagram.com | Score 14 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 15 | twitter.com | Score 14 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 17 | linkedin.com | Score 17 out of 100, grade F, partial assessment | 9 blocked | unidentified |
| 25 | amazon.com | Score 16 out of 100, grade F, partial assessment | 10 blocked | Akamai |
| 29 | github.com | Score 68 out of 100, grade C | all allowed | Contentful |
| 31 | bing.com | Score 52 out of 100, grade D | all allowed | unidentified |
| 34 | appsflyersdk.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Amazon CloudFront |
| 41 | netflix.com | Score 59 out of 100, grade D, partial assessment | 3 blocked | unidentified |
| 45 | sharepoint.com | Score 55 out of 100, grade D | all allowed | Adobe Experience Manager . Azure Front Door |
| 47 | digicert.com | Score 83 out of 100, grade B | all allowed | Adobe Experience Manager . Fastly |
| 49 | x.com | Score 14 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 51 | icloud.com | Score 52 out of 100, grade D | all allowed | unidentified |
| 54 | tiktok.com | Score 15 out of 100, grade F | 11 blocked | unidentified |
| 56 | pinterest.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 58 | googledomains.com | Score 52 out of 100, grade D | all allowed | unidentified |
| 59 | yahoo.comrefused GPTBot | Score 47 out of 100, grade D | 5 blocked | Next.js |
| 60 | roblox.com | Score 61 out of 100, grade C | all allowed | unidentified |
| 64 | spotify.com | Score 52 out of 100, grade D | all allowed | Fastly |
| 72 | qq.com | Score 59 out of 100, grade D | all allowed | unidentified |
| 76 | chatgpt.com | Score 14 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 82 | openai.comrefused GPTBot | Score 57 out of 100, grade D | all allowed | Contentful . Cloudflare |
| 87 | baidu.com | Score 6 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 88 | vimeo.com | Score 56 out of 100, grade D | 3 blocked | Next.js . Cloudflare |
| 90 | f5.com | Score 72 out of 100, grade C | all allowed | Sanity . Vercel |
| 92 | opera.com | Score 85 out of 100, grade B | all allowed | unidentified |
| 95 | samsung.com | Score 86 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 96 | nginx.com | Score 61 out of 100, grade C | all allowed | Next.js . Vercel |
| 102 | wordpress.comrefused GPTBot | Score 79 out of 100, grade B | all allowed | WordPress |
| 103 | blogspot.com | Score 57 out of 100, grade D | all allowed | unidentified |
| 109 | reddit.com | Score 6 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 110 | ui.com | Score 74 out of 100, grade C | all allowed | Amazon CloudFront |
| 120 | outlook.com | Score 45 out of 100, grade D | all allowed | unidentified |
| 122 | amazonvideo.com | Score 37 out of 100, grade F | 5 blocked | Amazon CloudFront |
| 124 | triplinkintl.com | Score 67 out of 100, grade C | all allowed | Next.js |
| 129 | snapchat.com | Score 46 out of 100, grade D | 5 blocked | Next.js . Google Cloud / GFE |
| 130 | vk.com | Score 48 out of 100, grade D | all allowed | unidentified |
| 134 | unity3d.com | Score 79 out of 100, grade B | all allowed | Sanity |
| 137 | intuit.com | Score 77 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 138 | dropbox.com | Score 83 out of 100, grade B | all allowed | unidentified |
| 139 | epicgames.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 141 | kaspersky.com | Score 73 out of 100, grade C | all allowed | Next.js |
| 147 | afternic.com | Score 60 out of 100, grade C | all allowed | Contentful . Akamai |
| 152 | xiaomi.com | Score 64 out of 100, grade C | all allowed | Akamai |
| 154 | godaddy.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 158 | gravatar.com | Score 56 out of 100, grade D | 2 blocked | WordPress |
| 159 | nytimes.comrefused GPTBot | Score 21 out of 100, grade F, partial assessment | 11 blocked | Fastly |
| 161 | tumblr.com | Score 41 out of 100, grade D | 4 blocked | WordPress |
| 164 | applovin.com | Score 79 out of 100, grade B | all allowed | Next.js . Google Cloud / GFE |
| 166 | webex.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 168 | discord.com | Score 77 out of 100, grade B | all allowed | Webflow . Cloudflare |
| 169 | paypal.com | Score 80 out of 100, grade B | all allowed | Cloudflare |
| 178 | shopify.com | Score 80 out of 100, grade B | all allowed | Shopify . Cloudflare |
| 181 | spectrum.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 184 | hosting24.comrefused GPTBot | Score 65 out of 100, grade C | all allowed | Nuxt . Cloudflare |
| 186 | paytmfirstgames.com | Not scored | all allowed | unidentified |
| 189 | soundcloud.com | Score 42 out of 100, grade D, partial assessment | 8 blocked | Amazon CloudFront |
| 190 | flickr.com | Score 42 out of 100, grade D, partial assessment | 6 blocked | unidentified |
| 201 | lsrelayaccess.com | Score 78 out of 100, grade B, partial assessment | all allowed | unidentified |
| 202 | medium.comrefused GPTBot | Score 46 out of 100, grade D | 4 blocked | Cloudflare |
| 203 | vungle.com | Score 76 out of 100, grade B | all allowed | HubSpot CMS . Cloudflare |
| 204 | cnn.com | Score 31 out of 100, grade F | 10 blocked | Fastly |
| 205 | theguardian.com | Score 46 out of 100, grade D | 6 blocked | unidentified |
| 206 | ebay.com | Score 60 out of 100, grade C, partial assessment | 5 blocked | Akamai |
| 208 | oracle.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 218 | bbc.com | Score 34 out of 100, grade F | 9 blocked | Next.js . Fastly |
| 219 | forbes.com | Score 57 out of 100, grade D, partial assessment | 5 blocked | Next.js . Fastly |
| 220 | sciencedirect.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 227 | gmail.com | Score 64 out of 100, grade C | all allowed | Google Cloud / GFE |
| 231 | ubuntu.com | Score 80 out of 100, grade B | all allowed | unidentified |
| 232 | userapi.com | Score 48 out of 100, grade D | all allowed | unidentified |
| 238 | miui.com | Score 52 out of 100, grade D | all allowed | Next.js |
| 239 | stripe.com | Score 80 out of 100, grade B | all allowed | Next.js |
| 246 | canva.comrefused GPTBot | Score 66 out of 100, grade C, partial assessment | 4 blocked | Cloudflare |
| 249 | meraki.com | Score 8 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 252 | roku.com | Score 70 out of 100, grade C | all allowed | Cloudflare |
| 257 | cisco.com | Score 92 out of 100, grade A, partial assessment | all allowed | Akamai |
| 258 | android.com | Score 64 out of 100, grade C | all allowed | unidentified |
| 259 | alidns.com | Score 55 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 262 | hubspot.com | Score 82 out of 100, grade B | all allowed | HubSpot CMS . Cloudflare |
| 263 | hcaptcha.com | Score 78 out of 100, grade B | all allowed | Cloudflare |
| 268 | imdb.com | Score 9 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 270 | booking.com | Score 92 out of 100, grade A, partial assessment | all allowed | Amazon CloudFront |
| 271 | forter.com | Score 87 out of 100, grade B | 1 blocked | HubSpot CMS . Cloudflare |
| 283 | ibm.com | Score 75 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 285 | appsflyer.com | Score 78 out of 100, grade B | all allowed | WordPress . Cloudflare |
| 287 | reuters.com | Score 26 out of 100, grade F, partial assessment | 9 blocked | unidentified |
| 289 | dnsmadeeasy.com | Score 55 out of 100, grade D | all allowed | Adobe Experience Manager . Fastly |
| 290 | namecheap.comrefused GPTBot | Score 92 out of 100, grade A, partial assessment | all allowed | Cloudflare |
| 291 | arubanetworks.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 292 | springer.com | Score 92 out of 100, grade A, partial assessment | all allowed | Fastly |
| 294 | mzstatic.com | Score 70 out of 100, grade C | all allowed | unidentified |
| 299 | dell.com | Score 75 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 300 | hp.com | Score 62 out of 100, grade C | all allowed | Adobe Experience Manager . Akamai |
| 302 | salesforce.com | Score 77 out of 100, grade B | all allowed | WordPress . Akamai |
| 304 | nature.com | Score 45 out of 100, grade D, partial assessment | 7 blocked | Fastly |
| 305 | inmobi.com | Score 62 out of 100, grade C | all allowed | Next.js . Google Cloud / GFE |
| 306 | steampowered.com | Score 55 out of 100, grade D | all allowed | unidentified |
| 307 | weibo.com | Score 18 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 310 | autodesk.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 313 | alibaba.com | Score 53 out of 100, grade D | 2 blocked | Alibaba Cloud CDN |
| 315 | weather.com | Score 82 out of 100, grade B | all allowed | WordPress . Akamai |
| 316 | samsungcloud.com | Score 52 out of 100, grade D | all allowed | Amazon CloudFront |
| 317 | avast.com | Score 77 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 321 | ea.com | Score 57 out of 100, grade D | 1 blocked | Next.js |
| 322 | wiley.comrefused GPTBot | Score 57 out of 100, grade D | all allowed | Cloudflare |
| 327 | shalltry.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Amazon CloudFront |
| 329 | googleblog.com | Score 57 out of 100, grade D | all allowed | Google Cloud / GFE |
| 330 | aliyun.com | Score 59 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 333 | mozilla.com | Score 76 out of 100, grade B | all allowed | Fastly |
| 334 | hostinger.com | Score 89 out of 100, grade B | all allowed | Nuxt . Cloudflare |
| 338 | etsy.comrefused GPTBot | Score 84 out of 100, grade B, partial assessment | all allowed | Fastly |
| 341 | crashlytics.com | Score 60 out of 100, grade C | all allowed | Google Cloud / GFE |
| 343 | smartadserver.com | Score 55 out of 100, grade D | all allowed | WordPress . Cloudflare |
| 345 | bilibili.comrefused GPTBot | Score 57 out of 100, grade D | all allowed | unidentified |
| 346 | name.com | Score 83 out of 100, grade B | all allowed | Sanity . Cloudflare |
| 350 | trustpilot.com | Score 59 out of 100, grade D, partial assessment | 3 blocked | unidentified |
| 351 | doubleverify.com | Score 57 out of 100, grade D | all allowed | HubSpot CMS . Cloudflare |
| 353 | naver.com | Score 6 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 354 | checkpoint.com | Score 77 out of 100, grade B | all allowed | WordPress . Amazon CloudFront |
| 355 | slack.com | Score 75 out of 100, grade B | all allowed | unidentified |
| 359 | opendns.com | Score 58 out of 100, grade D | all allowed | unidentified |
| 363 | tradingview.com | Score 74 out of 100, grade C | all allowed | Amazon CloudFront |
| 366 | weebly.com | Score 69 out of 100, grade C | all allowed | Cloudflare |
| 367 | nvidia.com | Score 80 out of 100, grade B | all allowed | Adobe Experience Manager |
| 368 | zendesk.com | Score 89 out of 100, grade B | all allowed | Next.js . Cloudflare |
| 371 | mi.com | Score 64 out of 100, grade C | all allowed | Akamai |
| 374 | hostgator.com | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 375 | issuu.com | Score 64 out of 100, grade C | all allowed | Next.js . Fastly |
| 376 | indeed.comrefused GPTBot | Score 84 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 379 | bloomberg.comrefused GPTBot | Score 27 out of 100, grade F, partial assessment | 10 blocked | Fastly |
| 380 | wsj.com | Score 31 out of 100, grade F, partial assessment | 8 blocked | unidentified |
| 383 | calendly.com | Score 79 out of 100, grade B | all allowed | Astro . Cloudflare |
| 384 | gitlab.comrefused GPTBot | Score 66 out of 100, grade C | all allowed | Nuxt . Cloudflare |
| 386 | ip-api.com | Score 60 out of 100, grade C | all allowed | unidentified |
| 388 | plesk.com | Score 82 out of 100, grade B | all allowed | WordPress . Cloudflare |
| 389 | yandex.com | Score 56 out of 100, grade D | all allowed | unidentified |
| 392 | amazontrust.com | Score 52 out of 100, grade D | all allowed | Amazon CloudFront |
| 393 | tp-link.com | Score 74 out of 100, grade C | all allowed | Amazon CloudFront |
| 402 | espn.com | Score 72 out of 100, grade C, partial assessment | 3 blocked | Amazon CloudFront |
| 404 | vivoglobal.com | Score 84 out of 100, grade B, partial assessment | all allowed | unidentified |
| 409 | paloaltonetworks.com | Score 71 out of 100, grade C | all allowed | Akamai |
| 412 | aliexpress.com | Score 60 out of 100, grade C | all allowed | Alibaba Cloud CDN |
| 413 | globo.com | Score 56 out of 100, grade D | 2 blocked | unidentified |
| 414 | expireddomains.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 415 | 163.comrefused GPTBot | Score 51 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 419 | ezvizlife.com | Not scored | all allowed | unidentified |
| 421 | walmart.com | Score 92 out of 100, grade A, partial assessment | all allowed | Next.js |
| 422 | launchdarkly.com | Score 73 out of 100, grade C | all allowed | Next.js . Netlify |
| 423 | brave.com | Score 75 out of 100, grade B | all allowed | Amazon CloudFront |
| 427 | amazonalexa.comrefused GPTBot | Score 48 out of 100, grade D | all allowed | unidentified |
| 428 | steamcommunity.com | Score 55 out of 100, grade D | all allowed | unidentified |
| 432 | supercell.com | Score 64 out of 100, grade C | all allowed | Next.js . Amazon CloudFront |
| 433 | temu.com | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 434 | dailymotion.com | Score 58 out of 100, grade D | all allowed | Amazon CloudFront |
| 435 | huawei.com | Not scored | all allowed | unidentified |
| 439 | intel.com | Score 92 out of 100, grade A, partial assessment | all allowed | Akamai |
| 440 | taobao.com | Not scored | all allowed | unidentified |
| 441 | go.com | Score 56 out of 100, grade D | 2 blocked | Amazon CloudFront |
| 443 | netease.com | Score 52 out of 100, grade D | all allowed | unidentified |
| 444 | dropcatch.com | Score 48 out of 100, grade D | all allowed | Cloudflare |
| 452 | substack.com | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 455 | goodreads.com | Score 56 out of 100, grade D | 1 blocked | Amazon CloudFront |
| 460 | businessinsider.com | Score 65 out of 100, grade C | 1 blocked | WordPress . Fastly |
| 464 | pixabay.comrefused GPTBot | Score 67 out of 100, grade C, partial assessment | 4 blocked | Cloudflare |
| 465 | avsxappcaptiveportal.com | Score 78 out of 100, grade B, partial assessment | all allowed | unidentified |
| 466 | wp.comrefused GPTBot | Score 79 out of 100, grade B | all allowed | WordPress |
| 467 | aol.com | Score 44 out of 100, grade D | 5 blocked | Next.js . Amazon CloudFront |
| 468 | duolingo.com | Score 52 out of 100, grade D | all allowed | Amazon CloudFront |
| 474 | gamepass.com | Score 52 out of 100, grade D | all allowed | unidentified |
| 476 | mikrotik.com | Not scored | all allowed | unidentified |
| 477 | sohu.com | Score 8 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 481 | firetvcaptiveportal.com | Score 78 out of 100, grade B, partial assessment | all allowed | unidentified |
| 485 | cnbc.comrefused GPTBot | Score 30 out of 100, grade F | 9 blocked | Akamai |
| 486 | duckduckgo.com | Score 64 out of 100, grade C | all allowed | Next.js |
| 487 | statista.comrefused GPTBot | Score 43 out of 100, grade D | 7 blocked | Amazon CloudFront |
| 491 | addtoany.com | Score 55 out of 100, grade D | all allowed | Cloudflare |
| 496 | mcafee.com | Score 78 out of 100, grade B, partial assessment | all allowed | Akamai |
| 497 | okta.com | Score 77 out of 100, grade B | all allowed | Adobe Experience Manager . Cloudflare |
| 499 | quora.com | Score 13 out of 100, grade F, partial assessment | 10 blocked | unidentified |
| 501 | dynatrace.com | Score 89 out of 100, grade B | all allowed | Nuxt . Amazon CloudFront |
| 502 | bluehost.com | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 503 | mediatek.com | Score 64 out of 100, grade C | all allowed | HubSpot CMS . Cloudflare |
| 505 | shein.com | Score 71 out of 100, grade C | all allowed | unidentified |
| 506 | scribd.com | Score 67 out of 100, grade C | all allowed | Next.js . Fastly |
| 508 | markmonitor.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 510 | docker.com | Score 80 out of 100, grade B | all allowed | WordPress . Fastly |
| 512 | stackoverflow.comrefused GPTBot | Score 78 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 515 | foxnews.com | Score 89 out of 100, grade B | all allowed | Fastly |
| 517 | indiatimes.com | Score 74 out of 100, grade C | 1 blocked | unidentified |
| 519 | eventbrite.com | Score 64 out of 100, grade C | all allowed | Next.js . Amazon CloudFront |
| 522 | mysql.com | Score 84 out of 100, grade B, partial assessment | all allowed | Akamai |
| 526 | tplinkcloud.com | Score 55 out of 100, grade D | all allowed | unidentified |
| 527 | icloud-content.com | Score 59 out of 100, grade D | all allowed | unidentified |
| 529 | elasticbeanstalk.com | Score 60 out of 100, grade C | all allowed | Amazon CloudFront |
Showing the 200 most-visited.
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. "Agent readiness on .com." https://crawlindex.org (measured 2026-09-22). Licensed CC BY 4.0.