Web servers globally: market share ranking

Server software announced in response headers.

#	Technology	Global	United Kingdom	Netherlands	Italy	Spain	Japan	Latin America
1	nginx	19%	13%	23%	22%	23%	32%	15%
2	Apache HTTP Server	9.7%	13%	17%	19%	20%	36%	19%
3	Varnish	4.9%	5.3%	2.4%	4.6%	2.2%	1.4%	1.7%
4	Envoy	2.3%	0.8%	2.1%	0.8%	1.6%	0.5%	1.7%
5	Microsoft IIS	2.1%	2.8%	2%	3.2%	2%	1.6%	3.1%
6	LiteSpeed	2.1%	4.8%	5.5%	3.7%	3.7%	0.9%	6.6%
7	OpenResty	1.4%	0.3%	0.5%	0.5%	0.6%	1.3%	1.1%
8	Tengine	0.5%	<0.1%	0%	<0.1%	<0.1%	<0.1%	<0.1%
9	Caddy	0.2%	0.1%	0.2%	<0.1%	<0.1%	<0.1%	<0.1%
10	Kestrel	0.1%	0.2%	0.2%	0.1%	<0.1%	<0.1%	0.4%
11	Gunicorn	<0.1%	0.1%	<0.1%	<0.1%	<0.1%	<0.1%	<0.1%

By site popularity

Share of measured sites in each Tranco popularity band that use the technology: the top 1,000, 10,000 and 100,000 sites and the whole top million.

#	Technology	Top 1K	Top 10K	Top 100K
1	nginx	16%	18%	19%
2	Apache HTTP Server	4.1%	7.2%	9.7%
3	Varnish	9.1%	6.6%	4.9%
4	Envoy	6.9%	4%	2.3%
5	OpenResty	1%	1.7%	1.4%
6	LiteSpeed	0.5%	1.2%	2.1%
7	Tengine	2.7%	0.9%	0.5%
8	Microsoft IIS	0%	0.7%	2.1%
9	Kestrel	0.2%	<0.1%	0.1%
10	Caddy	0.2%	<0.1%	0.2%
11	Gunicorn	0.2%	<0.1%	<0.1%
	Sites measured	591	6,700	68,769

Our crawler: 68,769 sites · Global · updated 23 Oct 2026 · Methodology