Websites Powered by Cloudflare Bot Management
4,766,532 websites tracked using Cloudflare Bot Management (Security) · www.cloudflare.com
This detection indicates the site uses Cloudflare's bot-management and security features, which challenge or filter automated traffic. It is part of Cloudflare's protection layer in front of the origin server.
Usage trend
500K
1M
1.5M
2M
Oct 2021
Jan 2023
Mar 2024
Jun 2025
Aug 2026
Domains observed using Cloudflare Bot Management in each month's HTTP Archive crawl,
Oct 2021 to Aug 2026 · peak 1,912,299 in Aug 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.9 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 1,890,966 Cloudflare Bot Management sites with Chrome UX data, p75 values, Aug 2026.
Top countries
United States
791,088
United Kingdom
216,363
India
213,650
Brazil
177,454
Canada
174,702
Germany
157,114
Japan
136,510
France
131,729
Sites using Cloudflare Bot Management by audience country, Chrome UX Report.
Top sites by authority
9+
57% · 212 of 372 sites
8+
55% · 4,251 of 7,677 sites
7+
45% · 20,654 of 45,712 sites
6+
39% · 42,916 of 110,136 sites
5+
32% · 77,925 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running Cloudflare Bot Management in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using Cloudflare Bot Management
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 401 | semanticscholar.org | 8.84/10 | 167,300 | 308,945 | Oct 2021 |
| 402 | sciencedaily.com | 8.84/10 | 273,400 | 186,069 | Dec 2023 |
| 403 | ouest-france.fr | 8.84/10 | 53,500 | 79,938 | Mar 2022 |
| 404 | ufl.edu | 8.84/10 | 241,600 | 3,624 | Nov 2021 |
| 405 | ucsd.edu | 8.84/10 | 48,100 | 2,389 | Oct 2021 |
| 406 | ubc.ca | 8.84/10 | 14,500 | 2,813 | May 2022 |
| 407 | federalreserve.gov | 8.84/10 | 1,088,300 | 209,665 | May 2022 |
| 408 | jst.go.jp | 8.84/10 | 2,400 | 870 | Mar 2025 |
| 409 | typekit.com | 8.83/10 | - | 7 | Jul 2022 |
| 410 | redhat.com | 8.83/10 | 290,500 | 84,884 | Nov 2021 |
| 411 | snapchat.com | 8.83/10 | 1,352,500 | 774,347 | Dec 2021 |
| 412 | sap.com | 8.83/10 | 526,000 | 58,757 | May 2022 |
| 413 | anthropic.com | 8.83/10 | 160,200 | 82,836 | Dec 2023 |
| 414 | airtable.com | 8.83/10 | 68,900 | 10,477 | Nov 2021 |
| 415 | shutterstock.com | 8.83/10 | 14,545,700 | 6,372,891 | Mar 2024 |
| 416 | moz.com | 8.83/10 | 122,600 | 23,687 | Oct 2021 |
| 417 | hootsuite.com | 8.83/10 | 90,400 | 26,573 | Oct 2021 |
| 418 | thehill.com | 8.83/10 | 1,116,800 | 483,815 | Oct 2021 |
| 419 | elpais.com | 8.83/10 | 156,800 | 265,475 | Nov 2021 |
| 420 | medicalnewstoday.com | 8.83/10 | 12,563,500 | 2,957,191 | Apr 2025 |
| 421 | nrw.de | 8.83/10 | - | - | Nov 2021 |
| 422 | amazon.es | 8.83/10 | 58,500 | 122,650 | Nov 2021 |
| 423 | amazon.in | 8.83/10 | 422,400 | 578,789 | Oct 2024 |
| 424 | illinois.edu | 8.83/10 | 47,000 | 4,065 | Nov 2021 |
| 425 | ct.gov | 8.83/10 | 4,800 | 35 | Aug 2022 |
| 426 | ucdavis.edu | 8.83/10 | 383,600 | 93,475 | Oct 2021 |
| 427 | unc.edu | 8.83/10 | 342,800 | 27,928 | Nov 2021 |
| 428 | uscourts.gov | 8.83/10 | 1,639,600 | 209,380 | Jan 2024 |
| 429 | tokyo.lg.jp | 8.83/10 | - | - | May 2022 |
| 430 | ubuntu.com | 8.82/10 | 321,700 | 67,096 | Nov 2021 |
| 431 | js.org | 8.82/10 | 2 | 5 | Nov 2021 |
| 432 | bigcommerce.com | 8.82/10 | 88,600 | 17,983 | Oct 2021 |
| 433 | tableau.com | 8.82/10 | 261,800 | 56,830 | Sep 2022 |
| 434 | borlabs.io | 8.82/10 | 190 | 807 | Sep 2023 |
| 435 | qz.com | 8.82/10 | 228,300 | 175,282 | Oct 2021 |
| 436 | gizmodo.com | 8.82/10 | 789,000 | 513,208 | Feb 2022 |
| 437 | aarp.org | 8.82/10 | 1,984,100 | 653,556 | Oct 2021 |
| 438 | asu.edu | 8.82/10 | 144,700 | 4,208 | Nov 2021 |
| 439 | maryland.gov | 8.82/10 | 173,300 | 7,828 | Oct 2021 |
| 440 | cnrs.fr | 8.82/10 | 4,300 | 2,992 | May 2022 |
| 441 | virginia.gov | 8.82/10 | 339,900 | 20,933 | Jan 2023 |
| 442 | mass.gov | 8.82/10 | 3,564,100 | 1,351,010 | May 2025 |
| 443 | bitbucket.org | 8.81/10 | 19,400 | 2,274 | Sep 2024 |
| 444 | it.com | 8.81/10 | - | - | Mar 2023 |
| 445 | owasp.org | 8.81/10 | 69,200 | 29,196 | Sep 2024 |
| 446 | engadget.com | 8.81/10 | 626,600 | 409,586 | Dec 2023 |
| 447 | aol.com | 8.81/10 | 5,489,500 | 5,207,079 | Jan 2025 |
| 448 | perplexity.ai | 8.81/10 | 752,700 | 72,065 | Feb 2023 |
| 449 | lww.com | 8.81/10 | 12,200 | 1,642 | Oct 2021 |
| 450 | rollingstone.com | 8.81/10 | 3,889,800 | 1,225,881 | Nov 2021 |
| 451 | euronews.com | 8.81/10 | 349,500 | 218,199 | May 2022 |
| 452 | aljazeera.com | 8.81/10 | 2,602,600 | 601,305 | Oct 2021 |
| 453 | mpg.de | 8.81/10 | 59,700 | 20,903 | Nov 2021 |
| 454 | undp.org | 8.81/10 | 220,100 | 57,922 | Nov 2021 |
| 455 | colorado.gov | 8.81/10 | 81,400 | 12,781 | Oct 2021 |
| 456 | hud.gov | 8.81/10 | 610,800 | 65,061 | Jul 2026 |
| 457 | nejm.org | 8.81/10 | 541,200 | 217,655 | Nov 2021 |
| 458 | stores.jp | 8.81/10 | 75 | 236 | Nov 2021 |
| 459 | utoronto.ca | 8.81/10 | 42,800 | 10,094 | Nov 2021 |
| 460 | zeit.de | 8.81/10 | 13,300 | 15,974 | Nov 2023 |
| 461 | kakao.com | 8.80/10 | 51 | 39 | Dec 2025 |
| 462 | gumroad.com | 8.80/10 | 14,100 | 9,120 | Nov 2021 |
| 463 | squareup.com | 8.80/10 | 1,029,000 | 164,769 | Oct 2021 |
| 464 | forrester.com | 8.80/10 | 19,100 | 14,438 | Apr 2024 |
| 465 | fc2.com | 8.80/10 | 5,100 | 10 | Oct 2021 |
| 466 | pcmag.com | 8.80/10 | 4,648,500 | 1,097,766 | Oct 2021 |
| 467 | oaic.gov.au | 8.80/10 | 4,700 | 3,485 | Nov 2024 |
| 468 | seznam.cz | 8.80/10 | 11,300 | 1,169 | Oct 2021 |
| 469 | slate.com | 8.80/10 | 1,036,100 | 429,509 | Oct 2021 |
| 470 | shrm.org | 8.80/10 | 338,100 | 114,977 | Oct 2021 |
| 471 | redcross.org | 8.80/10 | 2,363,400 | 433,255 | Feb 2022 |
| 472 | sfu.ca | 8.80/10 | 210,600 | 61,463 | Aug 2022 |
| 473 | utah.gov | 8.80/10 | 129,900 | 27,432 | Nov 2021 |
| 474 | in.gov | 8.80/10 | 3,076,000 | 1,001,546 | Nov 2021 |
| 475 | generatepress.com | 8.79/10 | 2,200 | 5,273 | Mar 2025 |
| 476 | bitly.com | 8.79/10 | 133,500 | 16,485 | Nov 2021 |
| 477 | ipsos.com | 8.79/10 | 23,800 | 18,825 | Nov 2021 |
| 478 | teamviewer.com | 8.79/10 | 251,100 | 26,876 | Nov 2021 |
| 479 | tally.so | 8.79/10 | 23,000 | 6,866 | Dec 2024 |
| 480 | nikkei.com | 8.79/10 | 1,900 | 2,469 | Nov 2021 |
| 481 | khanacademy.org | 8.79/10 | 10,214,400 | 2,037,764 | Dec 2021 |
| 482 | unfccc.int | 8.79/10 | 226,500 | 80,909 | Dec 2022 |
| 483 | hrw.org | 8.79/10 | 759,300 | 96,371 | Oct 2021 |
| 484 | fraunhofer.de | 8.79/10 | 2,900 | 3,059 | Aug 2022 |
| 485 | cancer.org | 8.79/10 | 1,616,500 | 291,235 | Nov 2021 |
| 486 | hopkinsmedicine.org | 8.79/10 | 9,812,100 | 1,276,317 | Nov 2021 |
| 487 | leparisien.fr | 8.79/10 | 20,200 | 35,048 | Jun 2022 |
| 488 | lesechos.fr | 8.79/10 | 8,900 | 14,217 | Oct 2021 |
| 489 | uzh.ch | 8.79/10 | 7,800 | 3,263 | Nov 2021 |
| 490 | playstation.com | 8.78/10 | 5,277,700 | 668,998 | Oct 2021 |
| 491 | thinkwithgoogle.com | 8.78/10 | 22,200 | 10,001 | Aug 2022 |
| 492 | glassdoor.com | 8.78/10 | 7,266,400 | 4,330,902 | Oct 2021 |
| 493 | stackexchange.com | 8.78/10 | 3,500 | 711 | Oct 2023 |
| 494 | hp.com | 8.78/10 | 2,701,800 | 494,419 | Nov 2021 |
| 495 | itch.io | 8.78/10 | 600,200 | 201,556 | Oct 2021 |
| 496 | technologyreview.com | 8.78/10 | 78,000 | 70,427 | Feb 2022 |
| 497 | calameo.com | 8.78/10 | 8,700 | 28,770 | Nov 2021 |
| 498 | amazon.it | 8.78/10 | 17,000 | 44,909 | Nov 2024 |
| 499 | mn.gov | 8.78/10 | 964,200 | 281,325 | Aug 2022 |
| 500 | unep.org | 8.78/10 | 189,100 | 71,991 | Nov 2021 |
Open Page Rank is the domain's authority score (0 to 10, from the open web link graph); the list is ordered by it and covers sites seen in recent crawls. Visits and keywords are estimated US organic search figures.
Download top 10,000 as CSV (zip) →
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