Server Usage Distribution in the United States

Distribution for websites using Server technologies

Technology	Websites	%
Envoy	2,297,326	21.91
QUIC	2,292,045	21.86
IPv6	1,928,586	18.39
Ubuntu	1,366,275	13.03
Parallels Plesk Panel	826,789	7.88
Unix	415,053	3.96
OpenSSL	401,346	3.83
Debian	284,500	2.71
CentOS	229,774	2.19
GitHub Hosting	208,122	1.98
mod_pagespeed	64,574	0.62
AlmaLinux	29,376	0.28
mod_ssl	25,005	0.24
mod_perl	21,708	0.21
Red Hat Enterprise Linux	20,715	0.2
Limiter Modules	18,392	0.18
Fedora	12,694	0.12
FreeBSD	12,103	0.12
Win32 Header	9,482	0.09
Squid	7,438	0.07
Apache Tomcat JK	6,442	0.06
GZIP Module	2,730	0.03
Suhosin	1,951	0.02
Hiawatha	1,771	0.02
Gentoo Linux	1,736	0.02
Auth Passthrough	809	0.01
Alternate Protocol	280	0
HHVM	110	0
PowerPC	63	0
Go Server	61	0
Joyent JWS	54	0
Cisco/Arrowpoint Content Service Switch	10	0
ShimmerCat	2	0
OpenGSE	1	0