Web server extensions
Who left mod_perl, and who still runs it
260 websites in the top 1M run mod_perl, observed directly from the rendered page in the July 2026 crawl.
102
stopped running it that month
6
of those are 11–500 employees
106
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running mod_perl
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Apache HTTP Server 100%Perl 100%OpenSSL 91%PHP 78%jQuery 72%Google Analytics 47%UNIX 40%Bootstrap 38%Google Font API 34%Cloudflare 30%
Share of a 260-domain sample of mod_perl users that also run each.