April 2004 Web Server Survey

In the April 2004 survey we received responses from 49,750,568 sites.

Graph of market share for top servers across all domains, August 1995 - April 2004

Top Developers
Developer March 2004Percent April 2004Percent Change
Apache3228058267.203332987966.99-0.21
Microsoft1009976021.021069168321.490.47
SunONE16515753.4416612293.34-0.10
Zeus7627161.597633021.53-0.06
DeveloperMarch 2004PercentApril 2004PercentChange
Apache1535579668.821574775769.010.19
Microsoft521380023.37530793223.26-0.11
Zeus2644871.192626711.15-0.04
SunONE2063900.921972040.86-0.06
Totals for Active Servers Across All Domains
June 2000 - April 2004


SunONE is the sum of sites running SunONE WebServer, Sun-ONE-Web-Server, Sun-ONE-Application-Server, iPlanet-Enterprise, Netscape-Enterprise, Netscape-FastTrack, Netscape-Commerce, Netscape-Communications, Netsite-Commerce & Netsite-Communications.

Microsoft is the sum of sites running Microsoft-Internet-Information-Server, Microsoft-IIS, Microsoft-IIS-W, Microsoft-PWS-95, & Microsoft-PWS.

Platform groupings are here.