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  25,274 live websites   that are using mod_jk.

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Technology usage statistics

Websites using mod_jk25,274 websites
Most popular in the country United States
Market position in Web Server Extensions#13
Market penetration in Web Server Extensions1.21%
Most popular version1.2.48

Technology adoption

Recent changes in mod_jk usage. (See mod_jk Usage Changes report)
Websites that added mod_jk+812
Websites that dropped mod_jk-3,120
Websites that changed version of mod_jk232

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
kidshealth.org United States6,143
portal.acm.org United States7,396
cgi-wsc.chi.us.siteprotect.com United States7,739
geonames.org Germany7,978
www.geonames.org Switzerland7,978
See full domain list

Always Used together


Apache: Total 24,580,947 domains found using Apache
Category - Web Servers. 66,925,766 domains found using Web Servers
Apache Tomcat: Total 90,293 domains found using Apache Tomcat
Category - Web Servers. 66,925,766 domains found using Web Servers


Alternative Technologies


OpenSSL: Total 1,138,173 domains found using OpenSSL
Google PageSpeed: Total 724,647 domains found using Google PageSpeed
mod_fcgid: Total 394,730 domains found using mod_fcgid
mod_pagespeed: Total 165,423 domains found using mod_pagespeed
mod_aclr: Total 94,074 domains found using mod_aclr
mod_ssl: Total 92,068 domains found using mod_ssl
WebDAV: Total 72,175 domains found using WebDAV
mod_bwlimited: Total 61,882 domains found using mod_bwlimited
mod_perl: Total 55,037 domains found using mod_perl
mod_gzip: Total 50,343 domains found using mod_gzip





Major Versions

  • 1.xx (42 subversions, 24,964 domains)