mod_jk

Category - Web Server Extensions

mod_jk is an Apache module used to connect the Tomcat servlet container with web servers such as Apache, iPlanet, Sun ONE using the Apache JServ Protocol.


We have discovered  25,709 live websites   that are using mod_jk.

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Technology usage statistics

Websites using mod_jk25,709 websites
Most popular in the country United States
Market position in Web Server Extensions#13
Market penetration in Web Server Extensions1.26%
Most popular version1.2.46

Technology adoption

Recent changes in mod_jk usage. (See mod_jk Usage Changes report)
Websites that added mod_jk+2,398
Websites that dropped mod_jk-1,931
Websites that changed version of mod_jk110

mod_jk usage distribution by website rank

The correlation between utilization of mod_jk technology and the relative popularity of websites

Geographical Distribution

Technology usage distribution by websites across the globe.



Websites utilizing mod_jk

Top websites that use mod_jk
DomainCountryRankContacts
homepage.t-online.de Germany2,375
portal.acm.org United States7,396
cgi-wsc.chi.us.siteprotect.com United States7,739
geonames.org Germany7,978
www.geonames.org Switzerland7,978
domainmarktplatz.ch Switzerland9,172
See full domain list

Always Used together


Apache: Total 24,381,942 domains found using Apache
Category - Web Servers. 65,871,895 domains found using Web Servers
Apache Tomcat: Total 88,591 domains found using Apache Tomcat
Category - Web Servers. 65,871,895 domains found using Web Servers


Alternative Technologies


OpenSSL: Total 1,106,449 domains found using OpenSSL
Google PageSpeed: Total 710,763 domains found using Google PageSpeed
mod_fcgid: Total 382,557 domains found using mod_fcgid
mod_pagespeed: Total 158,274 domains found using mod_pagespeed
mod_aclr: Total 93,018 domains found using mod_aclr
mod_ssl: Total 88,377 domains found using mod_ssl
WebDAV: Total 70,522 domains found using WebDAV
mod_bwlimited: Total 58,053 domains found using mod_bwlimited
mod_perl: Total 53,822 domains found using mod_perl
mod_gzip: Total 50,405 domains found using mod_gzip





Major Versions

  • 1.xx (41 subversions, 25,404 domains)