June 2003 Web Server Survey

The Netcraft Web Server Survey is a survey of Web Server software usage on Internet connected computers. We collect and collate as many hostnames providing an http service as we can find, and systematically poll each one with an HTTP request for the server name.

In the June 2003 survey we received responses from 40,936,076 sites.

Market Share for Top Servers Across All Domains August 1995 - June 2003

Graph of market share for top servers across all domains, August 1995 - June 2003

Top Developers

DeveloperMay 2003PercentJune 2003PercentChange
Apache2529047862.532585650563.160.63
Microsoft1098902527.171099219526.85-0.32
Zeus7809361.937799821.91-0.02
SunONE4203981.044199681.03-0.01

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May 2003 Web Server Survey

The Netcraft Web Server Survey is a survey of Web Server software usage on Internet connected computers. We collect and collate as many hostnames providing an http service as we can find, and systematically poll each one with an HTTP request for the server name.

In the May 2003 survey we received responses from 40,444,778 sites.

Market Share for Top Servers Across All Domains August 1995 - May 2003

Graph of market share for top servers across all domains, August 1995 - May 2003

Top Developers

DeveloperApril 2003PercentMay 2003PercentChange
Apache2509084462.572529047862.53-0.04
Microsoft1100743427.451098902527.17-0.28
Zeus7893241.977809361.93-0.04
SunONE4159991.044203981.040.00

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April 2003 Web Server Survey

The Netcraft Web Server Survey is a survey of Web Server software usage on Internet connected computers. We collect and collate as many hostnames providing an http service as we can find, and systematically poll each one with an HTTP request for the server name.

In the April 2003 survey we received responses from 40,100,739 sites.

Market Share for Top Servers Across All Domains August 1995 - April 2003

Graph of market share for top servers across all domains, August 1995 - April 2003

Top Developers

DeveloperMarch 2003PercentApril 2003PercentChange
Apache2448685762.512509084462.570.06
Microsoft1074879527.441100743427.450.01
Zeus7949402.037893241.97-0.06
SunONE4191201.074159991.04-0.03

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March 2003 Web Server Survey

In the March 2003 survey we received responses from 39,174,349 sites.

Market Share for Top Servers Across All Domains August 1995 - March 2003

Graph of market share for top servers across all domains, August 1995 - March 2003

Top Developers

DeveloperFebruary 2003PercentMarch 2003PercentChange
Apache2249232762.72244 8685762.51-0.21
Microsoft968745427.011 074879527.440.43
Zeus7689512.147949402.03-0.11
SunONE4280041.19419120 1.07-0.12

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February 2003 Web Server Survey

In the February 2003 survey we received responses from 35,863,952 sites.

Market Share for Top Servers Across All Domains August 1995 - February 2003

Graph of market share for top servers across all domains, August 1995 - February 2003

Top Developers

Developer January 2003 PercentFebruary 2003 Percent Change
Apache22,045,42062.2322,492,32762.720.49
Microsoft9,739,59027.499,687,45427.01-0.48
Zeus736,7442.08768,9512.140.06
SunONE471,9421.33428,0041.19-0.14
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