Websites Powered by mod_jk
12,825 websites tracked using mod_jk (Web server extensions) · tomcat.apache.org
mod_jk is a web-server extension or module. Its official site is tomcat.apache.org. PoweredBy tracks the websites that use mod_jk across the public web; the tracked counts, adoption trend, and site list on this page are updated from our ongoing crawl of the web server extensions ecosystem.
Usage trend
Core Web Vitals
Median site among 5,926 mod_jk sites with Chrome UX data, p75 values, Jun 2026.
Top countries
South Korea
2,368
United States
2,171
Italy
1,172
India
1,061
Germany
870
Spain
854
Japan
844
France
788
Sites using mod_jk by audience country, Chrome UX Report.
Top sites by authority
The share of the web's most authoritative domains, by Open Page Rank tier, seen running mod_jk in recent crawls. Only 372 domains worldwide score 9 or higher.
Websites using mod_jk
| # | Domain | Open Page RankOPR | Est. monthly visits (US)Visits (US) | Keywords | First seen |
|---|---|---|---|---|---|
| 3601 | upcnecochea.com.ar | 1.05/10 | - | - | Jun 2026 |
| 3602 | vashiva.com | 3.79/10 | - | - | Jul 2025 |
| 3603 | vdcontrol.com | - | - | - | Feb 2025 |
| 3604 | videos.ch | 4.69/10 | - | - | Feb 2025 |
| 3605 | villahermosa-hoteles.com | 0.29/10 | - | - | Nov 2025 |
| 3606 | vzi.co.kr | - | - | - | Dec 2023 |
| 3607 | wbf.or.kr | 0.63/10 | - | - | Nov 2023 |
| 3608 | wcala-opel.org | 0.27/10 | - | - | Sep 2025 |
| 3609 | wcala.org | 1.48/10 | - | - | Sep 2025 |
| 3610 | web-t.biz | - | - | - | Jun 2023 |
| 3611 | wering.kr | 0.39/10 | - | - | Oct 2025 |
| 3612 | whca-k12.org | 0.98/10 | - | - | Mar 2023 |
| 3613 | wilmingtonscuba.com | 0.11/10 | - | - | Jun 2026 |
| 3614 | windandwatercatholic.org | 0.42/10 | - | - | Sep 2025 |
| 3615 | wisearn.co.kr | - | - | - | Oct 2022 |
| 3616 | woori42.net | 0.44/10 | - | - | May 2026 |
| 3617 | working-agile.com | 0.29/10 | - | - | Dec 2020 |
| 3618 | wspkg.com | 0.11/10 | - | - | May 2026 |
| 3619 | xiamenchinahotels.com | 0.29/10 | - | - | Nov 2025 |
| 3620 | xn--299a84ry2i.com | 0.92/10 | - | - | May 2026 |
| 3621 | xn--939a869b1mbwzaq68bmc.com | 0.10/10 | - | - | Nov 2021 |
| 3622 | xn--v69a04wbmav5uqjg9mbj7jea696d8tcotprrbe1z.kr | 0.39/10 | - | - | May 2026 |
| 3623 | yajalive.com | 0.10/10 | - | - | Apr 2026 |
| 3624 | yejihang.com | - | - | - | Aug 2022 |
| 3625 | yngogo.or.kr | 1.48/10 | - | - | Sep 2024 |
| 3626 | yongin.ac.kr | 3.78/10 | - | - | Sep 2022 |
| 3627 | zikmar.by | 0.24/10 | - | - | Feb 2026 |
| 3628 | zjk.pl | 2.72/10 | - | - | Jun 2026 |
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) →