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May 2004 Web Server Survey Finds 50 Million Sites

Active Sites

Developer April 2004 Percent May 2004 Percent Change
Apache 15747757 69.01 16064821 69.26 0.25
Microsoft 5307932 23.26 5328368 22.97 -0.29
Zeus 262671 1.15 263124 1.13 -0.02
SunONE 197204 0.86 189854 0.82 -0.04

Totals for Active Servers Across All Domains

June 2000 – May 2004



SunONE is the sum of sites running 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.