Web Server Usage Distribution in the Top 10k Sites

Distribution for websites using Web Server technologies

Technology	Websites	%
nginx	5,146	51.46
Apache	3,012	30.12
Varnish	1,774	17.74
IIS	1,529	15.29
Amazon ALB	1,147	11.47
Kestrel	606	6.06
BIG-IP	580	5.8
Caddy	483	4.83
Google Web Server	447	4.47
Application Request Routing	415	4.15
Citrix NetScaler	342	3.42
LiteSpeed	328	3.28
Microsoft Personal Web Server	318	3.18
Apache Tomcat Coyote	242	2.42
Tengine	233	2.33
AWS Lambda	231	2.31
Jetty	228	2.28
H2O Webserver	217	2.17
Phusion Passenger	196	1.96
Cowboy	190	1.9
Imunify360	153	1.53
Uvicorn	129	1.29
JBoss	120	1.2
Rack Cache	106	1.06
mod_wsgi	104	1.04
lighttpd	79	0.79
Apache Traffic Server	53	0.53
Apache APISIX	53	0.53
EZproxy	53	0.53
nweb	36	0.36
Oracle HTTP Server	35	0.35
NCSA HTTPd	35	0.35
JRun	32	0.32
Yet Another Web Server	31	0.31
Google Servlet Engine	30	0.3
Zeus	29	0.29
Lotus Domino	14	0.14
ZServer	12	0.12
Resin	12	0.12
Oracle Application Server	12	0.12
IBM HTTP Server	12	0.12
Sun ONE Web Server	10	0.1
G-WAN	9	0.09
Poool	9	0.09
Web Brick	8	0.08
Cherokee	7	0.07
OpenBSD httpd	5	0.05
Spartan Web Server	5	0.05
thttpd	5	0.05
Ice Warp	4	0.04
micro_httpd	4	0.04
Mod Layout	4	0.04
H2O	4	0.04
YunoHost 7549	3	0.03
Communi Gate Pro	3	0.03
Nghttp2	3	0.03
MailEnable	2	0.02
Netscape Enterprise Server	2	0.02
Oracle GlassFish	2	0.02
Sun Java System	2	0.02
Kangle	1	0.01
OracleAS Web Cache	1	0.01
Websphere Application Server	1	0.01
Frontier	1	0.01