| Version | Percentage |
| Microsoft-IIS/6.0 | 72.42 |
| Microsoft-IIS/7.0 | 11.86 |
| MicrosoftOfficeWeb 5.0_Pub | 6.73 |
| Microsoft-IIS/5.0 | 4.25 |
| Microsoft-IIS/7.5 | 4.05 |
| Microsoft-HTTPAPI/2.0 | 0.33 |
| Microsoft-IIS/4.0 | 0.08 |
| MicrosoftOfficeWeb 5.0_Collab | 0.07 |
| Microsoft-IIS/6.5beta | 0.06 |
| Other Versions | 0.14 |