Category - Web Servers

ESF is a proprietary web server software that Google uses for its web infrastructure

We have discovered 64,102 live websites that are using ESF.

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Technology usage statistics

Websites using ESF 64,102 websites
Most popular in the country United States of America
Market position in Web Servers #23
Market share in Web Servers <0.1%

Technology adoption

Recent changes in ESF usage. (See ESF Usage Changes report)
Websites that added ESF +910
Websites that dropped ESF -96

Distribution by websites popularity

ESF detection in the top websites by popularity
Top 10k sites 81 websites
Top 100k sites 385 websites
Top 1m sites 912 websites

Websites utilizing ESF

Top websites that use ESF

Domain Country Rank Contacts United States of America 1 United States of America 6 United States of America 6 United States of America 25 United States of America 29 United States of America 44
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Flat price per the report, subscription is not required.

Market Share

ESF market share within the Web Servers category

Geographical Distribution

Technology usage distribution by websites across the globe.

Technology Information

Alternative Technologies

Apache: Total 32,824,098 domains found using Apache
Nginx: Total 31,397,338 domains found using Nginx
IIS: Total 10,899,900 domains found using IIS
Cloudflare Server: Total 6,835,535 domains found using Cloudflare Server
OpenResty: Total 4,174,501 domains found using OpenResty
LiteSpeed: Total 3,482,507 domains found using LiteSpeed
Microsoft HTTPAPI: Total 681,297 domains found using Microsoft HTTPAPI
GHS: Total 313,713 domains found using GHS
Tengine: Total 294,460 domains found using Tengine
Phusion Passenger: Total 256,222 domains found using Phusion Passenger