| Used Operating Systems |
| 1 | 877 | 50.55 | 226 | 39.79 | +http://www.google.com/bot.html |
| 2 | 702 | 40.46 | 257 | 45.25 | Windows NT |
| 3 | 41 | 2.36 | 20 | 3.52 | +http://yandex.com/bots |
| 4 | 30 | 1.73 | 15 | 2.64 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 18 | 1.04 | 9 | 1.58 | +http://www.bing.com/bingbot.htm |
| 6 | 16 | 0.92 | 9 | 1.58 | Windows 98 |
| 7 | 10 | 0.58 | 10 | 1.76 | http://www.yodao.com/help/webmaster/spid... |
| 8 | 10 | 0.58 | 5 | 0.88 | http://www.youdao.com/help/webmaster/spi... |
| 9 | 8 | 0.46 | 4 | 0.70 | Linux i686 [unknown version] |
| 10 | 6 | 0.35 | 3 | 0.53 | +http://www.AboutUs.org/ |
| 11 | 4 | 0.23 | 2 | 0.35 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 4 | 0.23 | 2 | 0.35 | http://www.dotnetdotcom.org/, crawler@do... |
| 13 | 2 | 0.12 | 2 | 0.35 | Windows 95 |
| 14 | 2 | 0.12 | 0 | 0.00 | Windows XP |
| 15 | 2 | 0.12 | 2 | 0.35 | +http://eripp.com |
| 16 | 2 | 0.12 | 2 | 0.35 | Windows NT 5.2 |
| 17 | 1 | 0.06 | 0 | 0.00 | +info@netcraft.com |
