Websites Powered by hCaptcha
134,429 websites tracked using hCaptcha (Security) · www.hcaptcha.com
hCaptcha is a security tool that protects the site from attacks. Its official site is hcaptcha.com. PoweredBy tracks the websites that use hCaptcha across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the security ecosystem.
Usage trend
20K
40K
60K
80K
Jun 2020
Dec 2021
Jun 2023
Dec 2024
Jun 2026
Domains observed using hCaptcha in each month's HTTP Archive crawl,
Jun 2020 to Jun 2026 · peak 60,702 in Apr 2026. The tracked total above also
counts sites not re-crawled recently.
Core Web Vitals
LCP 1.8 s
INP 75 ms
CLS 0
TTFB 700 ms
Median site among 59,833 hCaptcha sites with Chrome UX data, p75 values, Jun 2026.
Top countries
United States
19,742
France
9,980
Germany
8,972
United Kingdom
8,430
India
7,046
Canada
6,010
Brazil
5,973
Italy
5,755
Sites using hCaptcha by audience country, Chrome UX Report.
Top sites by authority
9+
9% · 32 of 372 sites
8+
5% · 376 of 7,677 sites
7+
2% · 1,030 of 45,712 sites
6+
1% · 1,618 of 110,136 sites
5+
<1% · 2,418 of 246,751 sites
The share of the web's most authoritative domains, by Open Page Rank tier, seen running hCaptcha in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using hCaptcha
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 301 | mtu.edu | 8.17/10 | 369,900 | 68,922 | Jan 2026 |
| 302 | lublin.pl | 8.17/10 | 4 | 3 | Jun 2026 |
| 303 | titech.ac.jp | 8.17/10 | 2,400 | 817 | Oct 2025 |
| 304 | veeam.com | 8.16/10 | 23,200 | 17,141 | May 2024 |
| 305 | state.nm.us | 8.16/10 | 250 | 117 | Nov 2025 |
| 306 | christies.com | 8.15/10 | 183,100 | 82,225 | Mar 2024 |
| 307 | sussex.ac.uk | 8.15/10 | 94,900 | 22,419 | Mar 2025 |
| 308 | aeroport.fr | 8.15/10 | 98 | 153 | Jan 2026 |
| 309 | post.ch | 8.13/10 | 7,300 | 4,532 | Mar 2023 |
| 310 | le.ac.uk | 8.12/10 | 37,200 | 12,244 | Jan 2025 |
| 311 | moodys.com | 8.11/10 | 49,000 | 19,678 | Jul 2022 |
| 312 | kent.ac.uk | 8.11/10 | 12,400 | 7,038 | Jan 2025 |
| 313 | unb.ca | 8.11/10 | 6,000 | 5,819 | Sep 2022 |
| 314 | marchofdimes.org | 8.11/10 | 186,400 | 76,094 | Jan 2025 |
| 315 | setmore.com | 8.10/10 | 9,500 | 4,550 | May 2026 |
| 316 | alzheimers.org.uk | 8.10/10 | 82,300 | 24,851 | Jan 2025 |
| 317 | truthout.org | 8.10/10 | 55,200 | 44,824 | Jun 2025 |
| 318 | authy.com | 8.09/10 | 14,200 | 8,517 | Feb 2023 |
| 319 | cbre.com | 8.09/10 | 252,000 | 101,479 | Jul 2023 |
| 320 | univ-amu.fr | 8.09/10 | 1,900 | 761 | Mar 2023 |
| 321 | tiangolo.com | 8.07/10 | 6 | 16 | Mar 2026 |
| 322 | thunderbird.net | 8.07/10 | 97,500 | 12,040 | Jan 2025 |
| 323 | onrender.com | 8.07/10 | - | - | Sep 2023 |
| 324 | ucc.ie | 8.07/10 | 16,700 | 13,116 | Jul 2023 |
| 325 | kornferry.com | 8.06/10 | 74,900 | 17,328 | Jun 2024 |
| 326 | cancer.ca | 8.06/10 | 367,600 | 94,177 | Jan 2025 |
| 327 | nycourts.gov | 8.06/10 | 239,200 | 90,062 | May 2024 |
| 328 | short.io | 8.05/10 | 7,700 | 902 | Sep 2024 |
| 329 | lemonsqueezy.com | 8.05/10 | 1,700 | 1,559 | Jun 2023 |
| 330 | writesonic.com | 8.05/10 | 63,200 | 12,961 | Oct 2022 |
| 331 | gucci.com | 8.05/10 | 545,500 | 265,579 | Mar 2024 |
| 332 | bris.ac.uk | 8.05/10 | 160 | 40 | Jun 2022 |
| 333 | arborday.org | 8.05/10 | 122,500 | 30,805 | Jan 2025 |
| 334 | komen.org | 8.05/10 | 64,200 | 22,672 | Jan 2025 |
| 335 | wish.org | 8.05/10 | 53,900 | 17,770 | May 2026 |
| 336 | unhabitat.org | 8.05/10 | 28,300 | 8,952 | Mar 2024 |
| 337 | sesameworkshop.org | 8.04/10 | 133,300 | 18,292 | Jan 2025 |
| 338 | square-enix.com | 8.04/10 | 19,200 | 991 | Jul 2025 |
| 339 | stonewall.org.uk | 8.04/10 | 8,300 | 3,078 | Apr 2026 |
| 340 | lboro.ac.uk | 8.04/10 | 24,100 | 13,949 | Feb 2025 |
| 341 | strath.ac.uk | 8.04/10 | 16,900 | 8,662 | Jun 2022 |
| 342 | saskatchewan.ca | 8.04/10 | 56,700 | 22,483 | Feb 2025 |
| 343 | notaires.fr | 8.04/10 | 4,000 | 1,452 | Jun 2023 |
| 344 | credit-agricole.fr | 8.04/10 | 10,600 | 3,553 | Mar 2025 |
| 345 | yext.com | 8.03/10 | 11,500 | 2,561 | Jul 2024 |
| 346 | abdn.ac.uk | 8.03/10 | 33,500 | 17,879 | Mar 2025 |
| 347 | diepresse.com | 8.03/10 | 3,400 | 4,547 | Sep 2023 |
| 348 | 350.org | 8.03/10 | 3,300 | 2,061 | Apr 2026 |
| 349 | heraldo.es | 8.03/10 | 4,700 | 26,472 | Jun 2025 |
| 350 | juniper.net | 8.02/10 | 161,900 | 25,963 | Jun 2022 |
| 351 | pokemon.com | 8.02/10 | 3,618,400 | 348,543 | Jul 2025 |
| 352 | vodafone.com | 8.02/10 | 25,300 | 5,793 | May 2026 |
| 353 | starlink.com | 8.02/10 | 228,400 | 72,231 | Feb 2021 |
| 354 | bham.ac.uk | 8.02/10 | - | - | Jan 2025 |
| 355 | uea.ac.uk | 8.02/10 | 11,700 | 4,276 | Jun 2022 |
| 356 | dgb.de | 8.02/10 | 1,800 | 409 | May 2024 |
| 357 | uc.cl | 8.02/10 | 2,800 | 2,417 | Jan 2023 |
| 358 | lpo.fr | 8.02/10 | 310 | 576 | Jul 2022 |
| 359 | universalschlichtungsstelle.de | 8.01/10 | - | - | Aug 2024 |
| 360 | razer.com | 8.01/10 | 463,900 | 129,934 | Jun 2025 |
| 361 | st.com | 8.01/10 | 59,700 | 21,929 | Nov 2024 |
| 362 | uni.lu | 8.01/10 | 2,600 | 3,394 | Jan 2024 |
| 363 | iwm.org.uk | 8.01/10 | 691,800 | 91,251 | Aug 2025 |
| 364 | uni-paderborn.de | 8.01/10 | 600 | 604 | Dec 2025 |
| 365 | universite-paris-saclay.fr | 8.01/10 | 3,700 | 1,800 | Dec 2025 |
| 366 | portland.gov | 8.01/10 | 715,100 | 156,012 | Aug 2024 |
| 367 | seatgeek.com | 8.00/10 | 10,746,400 | 977,493 | May 2026 |
| 368 | zeiss.com | 8.00/10 | 114,800 | 31,908 | Mar 2026 |
| 369 | themarkup.org | 8.00/10 | 2,400 | 2,540 | Jun 2022 |
| 370 | msi.com | 8.00/10 | 322,400 | 137,460 | Nov 2024 |
| 371 | britishairways.com | 8.00/10 | 768,900 | 277,926 | Jul 2025 |
| 372 | unicefusa.org | 8.00/10 | 29,300 | 12,706 | Jan 2025 |
| 373 | shef.ac.uk | 8.00/10 | - | - | Mar 2025 |
| 374 | city.ac.uk | 8.00/10 | - | 4 | Jan 2025 |
| 375 | ebay.fr | 8.00/10 | 1,200 | 5,878 | Aug 2022 |
| 376 | co.nl | 8.00/10 | - | - | Apr 2023 |
| 377 | hec.ca | 7.99/10 | 4,600 | 2,911 | Aug 2023 |
| 378 | onepeloton.com | 7.99/10 | 719,500 | 190,226 | Nov 2024 |
| 379 | kahoot.com | 7.99/10 | 409,700 | 64,438 | Nov 2024 |
| 380 | catholique.fr | 7.99/10 | - | - | Nov 2022 |
| 381 | sandiegozoo.org | 7.99/10 | 120 | 71 | Jun 2025 |
| 382 | webgo.de | 7.98/10 | 25 | 60 | Dec 2024 |
| 383 | wolt.com | 7.98/10 | 23,700 | 15,951 | Jun 2022 |
| 384 | ddns.net | 7.98/10 | - | - | Feb 2023 |
| 385 | orange.com | 7.98/10 | 142,000 | 2,539 | Dec 2023 |
| 386 | tomtom.com | 7.98/10 | 25,200 | 12,827 | Oct 2025 |
| 387 | exxonmobil.com | 7.98/10 | 5,800 | 2,297 | May 2023 |
| 388 | worldathletics.org | 7.98/10 | 417,400 | 79,538 | Oct 2022 |
| 389 | und.edu | 7.98/10 | 198,600 | 46,154 | Nov 2024 |
| 390 | iitb.ac.in | 7.98/10 | 7,000 | 1,635 | Oct 2025 |
| 391 | anvisa.gov.br | 7.98/10 | 1 | 3 | Jul 2025 |
| 392 | base44.com | 7.97/10 | 2,100 | 2,324 | Mar 2026 |
| 393 | infor.com | 7.97/10 | 22,100 | 10,895 | Apr 2026 |
| 394 | mlssoccer.com | 7.97/10 | 1,404,400 | 134,679 | Jul 2025 |
| 395 | powerappsportals.com | 7.97/10 | - | - | Jan 2023 |
| 396 | suno.com | 7.97/10 | 89,600 | 19,242 | Jun 2024 |
| 397 | f6s.com | 7.97/10 | 65,900 | 67,706 | Mar 2024 |
| 398 | uso.org | 7.96/10 | 97,700 | 23,657 | Apr 2025 |
| 399 | lululemon.com | 7.96/10 | - | - | Feb 2025 |
| 400 | ird.fr | 7.96/10 | 860 | 231 | Aug 2025 |
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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