September 2011 Web Server Survey

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By

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Netcraft

Netcraft

Netcraft

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September 5, 2011

September 5, 2011

September 5, 2011

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Totals for Active Sites Across All Domains
June 2000 - September 2011

Developer

August 2011

Percent

September 2011

Percent

Change

Apache

97,632,585

59.99%

99,963,635

59.99%

-0.00

Microsoft

20,339,954

12.50%

20,548,834

12.33%

-0.17

nginx

17,053,642

10.48%

17,495,435

10.50%

0.02

Google

13,523,636

8.31%

13,270,024

7.96%

-0.35

For more information see Active Sites

Market Share for Top Servers Across the Million Busiest Sites
September 2008 - September 2011

Developer

August 2011

Percent

September 2011

Percent

Change

Apache

655,553

65.91%

655,308

65.88%

-0.03

Microsoft

154,685

15.55%

153,015

15.38%

-0.17

nginx

71,517

7.19%

72,511

7.29%

0.10

Google

21,871

2.20%

21,804

2.19%

-0.01

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