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The Netcraft Web Server Survey is a
survey of Web server software usage on the Internet. Netcraft received responses to its
September 2003 survey from 43,144,374 sites. This is 337,099 (less than 1 percent) more sites than responded in August, and it represents a new peak in the number of responses received.
The results from the September 2003 Netcraft Web Server Survey are in. Results for the September survey were compiled from responses received from more than 43 million sites, a marginal increase over the number of responses received in August. Apache and Microsoft IIS once again led the pack, accounting for 88 percent of the servers in use.
Once again, Apache, Microsoft IIS, and Netscape Enterprise were the top-three contenders, with shares of 64.52 percent, 23.54 percent, and 3.46 percent, respectively. Zeus Web Server again made its way into the top-five with a 1.72 percent share. IIS, Sun Microsystems, and Zeus collectively lost .33 percent while Apache gained .54 percent in September.
Of the servers surveyed, 20,589,513, or 47.7 percent, had .com domains; 2,803,458, or about 6.5 percent, had .uk domains
| September Results | |||
| Server | No. of Servers in Use |
Market Share | No. of Servers With .com domains |
| Apache | 27,836,622 | 64.52% | 12,268,300 |
| Microsoft-IIS | 10,155,953 | 23.54% | 5,680,247 |
| Netscape-Enterprise | 1,491,997 | 3.46% | 832,920 |
| Unknown | 779,350 | 1.81% | 430,025 |
| Zeus | 742,950 | 1.72% | 370,155 |
| Rapidsite | 404,019 | 0.94% | 268,583 |
| tigershark | 253,009 | 0.59% | 183,073 |
| thttpd | 222,630 | 0.52% | 2,970 |
| Lotus Domino | 85,432 | 0.20% | 30,031 |
| WebSTAR | 76,627 | 0.18% | 43,312 |
| Stronghold | 43,966 | 0.10% | 26,931 |
| WebSitePro | 40,257 | 0.09% | 20,661 |
| WebSite | 26,509 | 0.06% | 15,040 |
| Zope | 22,967 | 0.05% | 5,263 |
| WN | 16,095 | 0.04% | 2,576 |
| AOLServer | 13,329 | 0.03% | 9,409 |
| 4D_WebSTAR_S | 10,405 | 0.02% | 5,067 |
| Roxen WebServer | 9,005 | 0.02% | 4,819 |
| Enterprise for NetWare | 7,475 | 0.02% | 2,159 |
| WebLogic | 7,429 | 0.02% | 4,949 |
| Netscape FastTrack Server | 7,211 | 0.02% | 2,825 |
| Orion | 6,466 | 0.01% | 4,018 |
| Sambar | 5,944 | 0.01% | 2,274 |
| Xitami | 4,452 | 0.01% | 2,267 |
| OmniHTTPd Pro | 3,675 | 0.01% | 936 |
| NCSA HTTPd | 3,209 | 0.01% | 807 |
