"In the August 2007 survey we received responses from
127,961,479 sites, an increase of 2.3 million sites from last
month. Microsoft continues to increase its web server market share,
adding 2.6 million sites this month as Apache loses 991K hostnames.
As a result, Windows improves its market share by 1.4% to 34.2%,
while Apache slips by 1.7% to 48.4%. Microsoft's recent gains raise
the prospect that Windows may soon challenge Apache's leadership
"The open source Apache has been the leading web server software
since the March 1996 Netcraft Web Server Survey. In November 2005,
Apache was found on 71 percent of web sites, putting it more than
50 percentage points ahead of Microsoft IIS (20.2 percent). At the
time, Apache's market share advantage seemed insurmountable. But
less than two years later, Microsoft has narrowed that 50 percent
gap to 16.7 percent. The margin is even tighter in active sites,
where Apache leads Microsoft by just 12.2 percent..."
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