Top-level domain
.com
1,948 measured sites. 374 of them, 19.2%, block at least one answer-surface AI crawler. Mean readiness score 66.4.
Compare against every other top-level domain
| Rank | Domain | Score | Answer-surface crawlers | Stack |
|---|---|---|---|---|
| 1 | google.comrefused GPTBot | Score 50 out of 100, grade D | all allowed | Google Cloud / GFE |
| 2 | cloudflare.com | Score 92 out of 100, grade A | all allowed | Astro . Cloudflare |
| 5 | facebook.com | Score 38 out of 100, grade F, partial assessment | 6 blocked | unidentified |
| 6 | microsoft.com | Score 68 out of 100, grade C | all allowed | Adobe Experience Manager . Azure Front Door |
| 8 | youtube.com | Score 57 out of 100, grade D | all allowed | Google Cloud / GFE |
| 10 | apple.com | Score 83 out of 100, grade B | all allowed | unidentified |
| 11 | instagram.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 14 | ezviz7.com | Not scored | all allowed | unidentified |
| 16 | twitter.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 18 | linkedin.com | Score 18 out of 100, grade F, partial assessment | 9 blocked | unidentified |
| 22 | hicloudcam.com | Not scored | all allowed | unidentified |
| 25 | amazon.comrefused GPTBot | Score 8 out of 100, grade F | 10 blocked | Akamai |
| 28 | azure.com | Not scored | all allowed | unidentified |
| 29 | bing.com | Score 63 out of 100, grade C | all allowed | unidentified |
| 30 | github.com | Score 70 out of 100, grade C | all allowed | Contentful |
| 35 | appsflyersdk.comrefused GPTBot | Score 83 out of 100, grade B, partial assessment | all allowed | Amazon CloudFront |
| 40 | netflix.com | Score 65 out of 100, grade C, partial assessment | 3 blocked | unidentified |
| 44 | sharepoint.com | Score 56 out of 100, grade D | all allowed | Adobe Experience Manager . Azure Front Door |
| 46 | digicert.com | Score 91 out of 100, grade A | all allowed | Adobe Experience Manager . Fastly |
| 51 | outlook.com | Score 45 out of 100, grade D | all allowed | unidentified |
| 52 | x.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 53 | pinterest.com | Score 20 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 56 | tiktok.com | Score 15 out of 100, grade F | 11 blocked | unidentified |
| 57 | roblox.com | Score 61 out of 100, grade C | all allowed | unidentified |
| 59 | icloud.com | Score 53 out of 100, grade D | all allowed | unidentified |
| 60 | yahoo.comrefused GPTBot | Score 52 out of 100, grade D | 5 blocked | Next.js |
| 61 | googledomains.com | Score 53 out of 100, grade D | all allowed | unidentified |
| 67 | spotify.com | Score 53 out of 100, grade D | all allowed | Fastly |
| 69 | adobe.com | Not scored | all allowed | unidentified |
| 72 | chatgpt.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 77 | tiktokcdn.com | Not scored | all allowed | unidentified |
| 80 | vimeo.com | Score 57 out of 100, grade D | 3 blocked | Next.js . Cloudflare |
| 84 | tiktokv.com | Not scored | all allowed | unidentified |
| 86 | baidu.com | Score 7 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 87 | qq.com | Score 61 out of 100, grade C | all allowed | unidentified |
| 90 | opera.com | Score 87 out of 100, grade B | all allowed | unidentified |
| 94 | samsung.com | Score 95 out of 100, grade A | all allowed | Adobe Experience Manager . Akamai |
| 97 | nginx.com | Score 56 out of 100, grade D | all allowed | Next.js . Vercel |
| 99 | wordpress.com | Score 95 out of 100, grade A | all allowed | WordPress |
| 102 | reddit.com | Score 7 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 103 | ui.com | Score 80 out of 100, grade B | all allowed | Amazon CloudFront |
| 105 | blogspot.com | Score 59 out of 100, grade D | all allowed | unidentified |
| 116 | vk.com | Score 48 out of 100, grade D | all allowed | unidentified |
| 117 | openai.comrefused GPTBot | Score 57 out of 100, grade D | all allowed | Contentful . Cloudflare |
| 119 | snapchat.com | Score 35 out of 100, grade F | 5 blocked | Next.js . Google Cloud / GFE |
| 120 | amazonvideo.com | Score 42 out of 100, grade D | 5 blocked | Amazon CloudFront |
| 123 | dnsowl.com | Not scored | all allowed | unidentified |
| 124 | app-measurement.com | Not scored | all allowed | unidentified |
| 126 | app-analytics-services.com | Not scored | all allowed | unidentified |
| 128 | unity3d.com | Score 66 out of 100, grade C | all allowed | Sanity |
| 130 | amazon-adsystem.com | Not scored | all allowed | unidentified |
| 132 | vedcdnlb.com | Not scored | all allowed | unidentified |
| 138 | intuit.com | Score 100 out of 100, grade A, partial assessment | all allowed | Akamai |
| 140 | dropbox.com | Score 91 out of 100, grade A | all allowed | unidentified |
| 141 | kaspersky.com | Score 67 out of 100, grade C | all allowed | Next.js |
| 147 | gravatar.com | Score 60 out of 100, grade C | 2 blocked | WordPress |
| 148 | godaddy.com | Score 83 out of 100, grade B, partial assessment | all allowed | Akamai |
| 149 | xiaomi.com | Score 63 out of 100, grade C | all allowed | Akamai |
| 151 | dns-parking.com | Not scored | all allowed | unidentified |
| 154 | nytimes.comrefused GPTBot | Score 38 out of 100, grade F | 11 blocked | WordPress . Fastly |
| 155 | tumblr.com | Score 47 out of 100, grade D | 4 blocked | WordPress |
| 156 | epicgames.comrefused GPTBot | Score 83 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 157 | googleadservices.com | Not scored | all allowed | unidentified |
| 159 | paypal.com | Score 88 out of 100, grade B | all allowed | Fastly |
| 160 | discord.com | Score 83 out of 100, grade B | all allowed | Webflow . Cloudflare |
| 164 | applovin.com | Score 80 out of 100, grade B | all allowed | Next.js . Google Cloud / GFE |
| 166 | msftconnecttest.com | Not scored | all allowed | unidentified |
| 168 | aliyuncs.com | Not scored | all allowed | unidentified |
| 169 | shopify.com | Score 82 out of 100, grade B | all allowed | Shopify . Cloudflare |
| 171 | f5.com | Score 64 out of 100, grade C | all allowed | Sanity . Vercel |
| 175 | macromedia.com | Not scored | all allowed | unidentified |
| 176 | flickr.com | Score 47 out of 100, grade D, partial assessment | 6 blocked | unidentified |
| 177 | soundcloud.com | Score 47 out of 100, grade D, partial assessment | 8 blocked | Amazon CloudFront |
| 182 | jomodns.com | Not scored | all allowed | unidentified |
| 183 | webex.com | Score 83 out of 100, grade B, partial assessment | all allowed | Akamai |
| 184 | cdn-apple.com | Not scored | all allowed | unidentified |
| 185 | medium.comrefused GPTBot | Score 46 out of 100, grade D | 4 blocked | Cloudflare |
| 186 | afternic.com | Score 62 out of 100, grade C | all allowed | Contentful . Akamai |
| 188 | cnn.com | Score 32 out of 100, grade F | 10 blocked | Fastly |
| 189 | theguardian.com | Score 44 out of 100, grade D | 6 blocked | unidentified |
| 191 | vungle.com | Score 78 out of 100, grade B | all allowed | HubSpot CMS . Cloudflare |
| 194 | bytefcdn-oversea.com | Not scored | all allowed | unidentified |
| 195 | hichina.com | Not scored | all allowed | unidentified |
| 196 | oracle.com | Score 83 out of 100, grade B, partial assessment | all allowed | Akamai |
| 199 | ebay.com | Score 51 out of 100, grade D | 5 blocked | Akamai |
| 200 | forbes.com | Score 63 out of 100, grade C, partial assessment | 5 blocked | Next.js . Fastly |
| 201 | shifen.com | Not scored | all allowed | unidentified |
| 206 | ttdns2.com | Not scored | all allowed | unidentified |
| 207 | bbc.com | Score 38 out of 100, grade F | 9 blocked | Next.js . Fastly |
| 210 | userapi.com | Score 48 out of 100, grade D | all allowed | unidentified |
| 211 | lsrelayaccess.com | Score 45 out of 100, grade D | all allowed | unidentified |
| 212 | miui.com | Score 53 out of 100, grade D | all allowed | Next.js |
| 213 | sciencedirect.comrefused GPTBot | Score 83 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 214 | youtube-nocookie.com | Not scored | all allowed | unidentified |
| 217 | gmail.com | Score 67 out of 100, grade C | all allowed | Google Cloud / GFE |
| 225 | fastly-edge.com | Not scored | all allowed | unidentified |
| 231 | ubuntu.com | Score 72 out of 100, grade C | all allowed | unidentified |
| 232 | cdngslb.com | Not scored | all allowed | unidentified |
| 236 | android.com | Score 71 out of 100, grade C | all allowed | unidentified |
| 237 | canva.comrefused GPTBot | Score 72 out of 100, grade C, partial assessment | 4 blocked | Cloudflare |
| 238 | stripe.com | Score 88 out of 100, grade B | all allowed | Next.js |
| 243 | ksyuncdn.com | Not scored | all allowed | unidentified |
| 245 | weather.com | Score 71 out of 100, grade C | 6 blocked | WordPress . Akamai |
| 248 | cisco.com | Score 100 out of 100, grade A, partial assessment | all allowed | Akamai |
| 249 | rbxcdn.com | Not scored | all allowed | unidentified |
| 250 | hubspot.com | Score 86 out of 100, grade B | all allowed | HubSpot CMS . Cloudflare |
| 252 | imdb.com | Score 8 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 255 | booking.com | Score 56 out of 100, grade D | all allowed | Amazon CloudFront |
| 256 | wsdvs.com | Not scored | all allowed | unidentified |
| 259 | roku.com | Score 81 out of 100, grade B | all allowed | Astro . Cloudflare |
| 260 | namebrightdns.com | Not scored | all allowed | unidentified |
| 261 | wixsite.com | Not scored | all allowed | unidentified |
| 263 | meraki.com | Score 8 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 265 | avast.com | Score 80 out of 100, grade B | all allowed | Adobe Experience Manager . Akamai |
| 270 | hcaptcha.com | Score 85 out of 100, grade B | all allowed | Cloudflare |
| 271 | vecdnlb.com | Not scored | all allowed | unidentified |
| 273 | alibabadns.com | Not scored | all allowed | unidentified |
| 275 | springer.com | Score 57 out of 100, grade D | all allowed | Fastly |
| 276 | ibm.com | Score 72 out of 100, grade C | all allowed | Adobe Experience Manager . Akamai |
| 277 | reuters.com | Score 29 out of 100, grade F, partial assessment | 9 blocked | unidentified |
| 278 | forter.com | Score 90 out of 100, grade A | 1 blocked | HubSpot CMS . Cloudflare |
| 279 | tiktokcdn-us.com | Not scored | all allowed | unidentified |
| 280 | alidns.com | Score 53 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 282 | mozilla.com | Score 78 out of 100, grade B | all allowed | Fastly |
| 283 | hp.com | Score 61 out of 100, grade C | all allowed | Adobe Experience Manager . Akamai |
| 286 | nature.com | Score 34 out of 100, grade F | 7 blocked | Fastly |
| 287 | myshopify.com | Not scored | all allowed | unidentified |
| 290 | inmobi.com | Score 64 out of 100, grade C | all allowed | Next.js . Google Cloud / GFE |
| 291 | arubanetworks.com | Score 83 out of 100, grade B, partial assessment | all allowed | Akamai |
| 292 | weibo.com | Score 17 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 297 | alibaba.com | Score 55 out of 100, grade D | 2 blocked | Alibaba Cloud CDN |
| 299 | steampowered.com | Score 56 out of 100, grade D | all allowed | unidentified |
| 300 | samsungcloud.com | Score 53 out of 100, grade D | all allowed | Amazon CloudFront |
| 301 | media-amazon.com | Not scored | all allowed | unidentified |
| 303 | autodesk.com | Score 53 out of 100, grade D | all allowed | Adobe Experience Manager . Akamai |
| 304 | googleblog.comrefused GPTBot | Score 83 out of 100, grade B, partial assessment | all allowed | unidentified |
| 305 | mzstatic.com | Score 75 out of 100, grade B | all allowed | unidentified |
| 306 | name-services.com | Not scored | all allowed | unidentified |
| 307 | salesforce.com | Score 83 out of 100, grade B | all allowed | WordPress . Akamai |
| 310 | appsflyer.com | Score 78 out of 100, grade B | all allowed | WordPress . Cloudflare |
| 311 | shalltry.comrefused GPTBot | Score 83 out of 100, grade B, partial assessment | all allowed | Amazon CloudFront |
| 312 | wiley.comrefused GPTBot | Score 60 out of 100, grade C | all allowed | Adobe Experience Manager . Cloudflare |
| 313 | mtgglobals.com | Not scored | all allowed | unidentified |
| 314 | doubleverify.com | Score 59 out of 100, grade D | all allowed | HubSpot CMS . Cloudflare |
| 315 | samsungqbe.com | Not scored | all allowed | unidentified |
| 316 | heytapmobile.com | Not scored | all allowed | unidentified |
| 318 | etsy.comrefused GPTBot | Score 89 out of 100, grade B, partial assessment | all allowed | Fastly |
| 320 | launchdarkly.com | Score 75 out of 100, grade B | all allowed | Next.js . Netlify |
| 321 | aliyun.com | Score 61 out of 100, grade C | all allowed | Alibaba Cloud CDN |
| 324 | smartadserver.com | Score 56 out of 100, grade D | all allowed | WordPress . Cloudflare |
| 326 | mi.com | Score 63 out of 100, grade C | all allowed | Akamai |
| 327 | dropcatch.com | Score 48 out of 100, grade D | all allowed | Cloudflare |
| 328 | dnsmadeeasy.com | Score 56 out of 100, grade D | all allowed | Adobe Experience Manager . Fastly |
| 330 | douyincdn.com | Not scored | all allowed | unidentified |
| 332 | ea.com | Score 61 out of 100, grade C | 1 blocked | Adobe Experience Manager |
| 333 | crashlytics.com | Score 63 out of 100, grade C | all allowed | Google Cloud / GFE |
| 335 | checkpoint.com | Score 79 out of 100, grade B | all allowed | WordPress . Amazon CloudFront |
| 336 | aliyuncsslbintl.com | Not scored | all allowed | unidentified |
| 337 | weebly.com | Score 72 out of 100, grade C | all allowed | Cloudflare |
| 338 | bilibili.comrefused GPTBot | Score 61 out of 100, grade C | all allowed | unidentified |
| 342 | issuu.com | Score 67 out of 100, grade C | all allowed | Next.js . Fastly |
| 344 | naver.com | Score 7 out of 100, grade F, partial assessment | 11 blocked | unidentified |
| 346 | slack.com | Score 79 out of 100, grade B | all allowed | unidentified |
| 347 | trustpilot.com | Score 65 out of 100, grade C, partial assessment | 3 blocked | unidentified |
| 348 | wsj.com | Score 35 out of 100, grade F, partial assessment | 8 blocked | unidentified |
| 349 | opendns.com | Score 59 out of 100, grade D | all allowed | unidentified |
| 351 | allawnos.com | Not scored | all allowed | unidentified |
| 355 | walmart.com | Score 100 out of 100, grade A, partial assessment | all allowed | Next.js |
| 356 | washingtonpost.com | Not scored | all allowed | unidentified |
| 358 | zendesk.com | Score 95 out of 100, grade A | all allowed | Next.js . Cloudflare |
| 359 | bloomberg.comrefused GPTBot | Score 30 out of 100, grade F, partial assessment | 10 blocked | Fastly |
| 360 | tradingview.com | Score 75 out of 100, grade B | all allowed | Amazon CloudFront |
| 362 | tbcache.com | Not scored | all allowed | unidentified |
| 366 | nvidia.com | Score 84 out of 100, grade B | all allowed | Adobe Experience Manager |
| 369 | xboxlive.com | Score 56 out of 100, grade D | all allowed | unidentified |
| 370 | samsungcloudsolution.com | Not scored | all allowed | unidentified |
| 372 | ezvizlife.com | Score 53 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 373 | calendly.com | Score 87 out of 100, grade B | all allowed | Contentful . Cloudflare |
| 374 | plesk.com | Score 87 out of 100, grade B | all allowed | WordPress . Cloudflare |
| 375 | ip-api.com | Score 62 out of 100, grade C | all allowed | unidentified |
| 376 | rocket-cdn.com | Not scored | all allowed | unidentified |
| 377 | myhuaweicloud.com | Not scored | all allowed | unidentified |
| 380 | capcutapi.com | Not scored | all allowed | unidentified |
| 381 | indeed.comrefused GPTBot | Score 89 out of 100, grade B, partial assessment | all allowed | Cloudflare |
| 383 | kaspersky-labs.com | Not scored | all allowed | unidentified |
| 388 | kwai-pro.com | Not scored | all allowed | unidentified |
| 389 | tp-link.com | Score 71 out of 100, grade C | all allowed | Amazon CloudFront |
| 391 | yandex.com | Score 57 out of 100, grade D | all allowed | unidentified |
| 392 | ibyteimg.com | Not scored | all allowed | unidentified |
| 395 | unsplash.com | Not scored | all allowed | unidentified |
| 396 | amazontrust.com | Score 52 out of 100, grade D | all allowed | Amazon CloudFront |
| 397 | volcfcdndvs.com | Not scored | all allowed | unidentified |
| 398 | dailymotion.com | Score 61 out of 100, grade C | all allowed | Amazon CloudFront |
| 399 | aliexpress.com | Score 48 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 401 | gitlab.com | Score 70 out of 100, grade C | all allowed | Nuxt . Cloudflare |
| 402 | vivoglobal.com | Score 48 out of 100, grade D | all allowed | unidentified |
| 403 | heytapdl.com | Not scored | all allowed | unidentified |
| 404 | temu.com | Score 79 out of 100, grade B | all allowed | unidentified |
| 407 | 163.comrefused GPTBot | Score 52 out of 100, grade D | all allowed | Alibaba Cloud CDN |
| 408 | hostgator.com | Score 83 out of 100, grade B, partial assessment | all allowed | Cloudflare |
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 2026-08-09). Licensed CC BY 4.0.