Apache Traffic Server

Category - Web Servers Reverse Proxy

The Apache Traffic Server (ATS) is a high-performance reverse proxy and forward proxy server. Formerly a commercial product, Yahoo! donated ATS to the Apache Foundation, and it is currently used by several major CDNs and content owners.

Technology usage statistics

Websites using ATS 18,764 websites
Most popular in the country United States of America
Market position in Web Servers #13
Market share in Web Servers 0.21%
Most popular version 7.1.2

Technology adoption

Recent changes in ATS usage. (See ATS Usage Changes report)
Websites that added ATS +369
Websites that dropped ATS -400
Websites that changed version of ATS 736

Distribution by websites popularity

Apache Traffic Server detection in the top websites by popularity
Top 10k sites 50 websites
Top 100k sites 237 websites
Top 1m sites 3,191 websites

Websites utilizing Apache Traffic Server

Top websites that use ATS

Domain Country Rank Contacts
yahoo.com United States of America 132
www.yahoo.com United States of America 132
huffingtonpost.com Singapore 137
finance.yahoo.com United States of America 191
groups.yahoo.com United States of America 295
godaddy.com United States of America 329
See full domain list

Market Share

ATS market share within the Web Servers category

Geographical Distribution

Technology usage distribution by websites across the globe.






Alternative Names

  • ATS

Versions (by popularity)

  • 7.1.2 (78.31%)
  • 8.0.8 (12.68%)
  • 7.1.11 (1.96%)
  • 8.1.0 (1.43%)
  • 6.2.0 (1.26%)
  • 7.1.3 (0.93%)
  • 7.1.6 (0.56%)
  • 6.2.2 (0.47%)
  • 5.3.1 (0.38%)
  • 5.0.1 (0.38%)

See all 36 versions ...

Apache Traffic Server often used together with


Category - Document Standards.
JavaScript is used together with ATS on 11,912 domains. Total 6,425,165 domains found using JavaScript
Category - Document Encoding.
UTF-8 is used together with ATS on 8,814 domains. Total 8,486,158 domains found using UTF-8
Category - Document Standards.
HTML5 Tags is used together with ATS on 4,196 domains. Total 4,203,578 domains found using HTML5 Tags
Category - JavaScript Libraries.
jQuery is used together with ATS on 3,246 domains. Total 4,000,935 domains found using jQuery
Category - Document Standards.
X-UA-Compatible is used together with ATS on 3,110 domains. Total 1,945,684 domains found using X-UA-Compatible
Category - Programming Languages.
PHP is used together with ATS on 2,270 domains. Total 3,804,645 domains found using PHP


Alternative Technologies


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AOLserver: Total 91 domains found using AOLserver
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Apple Http Server: Total 122 domains found using Apple Http Server
bytex: Total 72 domains found using bytex
Caddy: Total 5,913 domains found using Caddy
Cherokee: Total 103 domains found using Cherokee
Cloudflare Server: Total 837,410 domains found using Cloudflare Server
Cowboy: Total 16,239 domains found using Cowboy