Security Space Survey Results for January 2001

The Security Space Web Server Survey is a survey of web server software usage
including only those servers referenced on other sites.

Secure Web Server Survey — Market Share Change

Apache and Microsoft IIS both gain from December.
The Security Space Web Server Survey is a survey of web server software usage
including only those servers referenced on other sites.

                   January               December           Change
Server          Count      %          Count      %          %
------------------------------------------------------------------
Apache          21997     37.73%      21383     36.79%     +0.94%
Stronghold      14806     25.40%      14475     24.91%     +0.49%
Microsoft       13871     23.79%      14537     25.01%     -1.22%
Netscape         4492      7.70%       4561      7.85%     -0.15%
WebStar           563      0.97%        568      0.98%     -0.01%
WebSite           492      0.84%        480      0.83%     +0.01%
Other            2080      3.57%       2113      3.64%     -0.07%

Web Server Market Share Change

                   January               December           Change
Server          Count      %          Count      %          %
------------------------------------------------------------------
Apache        1461189     58.07%    1403196     57.97%     +0.10%
Microsoft      721316     28.67%     688669     28.45%     +0.22%
Netscape        92787      3.69%      92808      3.83%     -0.14%
Zeus            25199      1.00%      23837      0.98%     +0.02%
WebSite         23849      0.95%      23825      0.98%     -0.03%
WebSTAR         23345      0.93%      23083      0.95%     -0.02%
Other          168382      6.69%     165195      6.82%     -0.13%

For further survey results for Top Web Server Revisions,
Technology Penetration (Java, JavaScript, etc.), Apache Module Report,
Market Share Theft and Upgrade Report, and other results visit
Security Space.