| Used Operating Systems |
| 1 | 43936 | 70.69 | 295 | 10.21 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 12493 | 20.10 | 1480 | 51.21 | Windows NT |
| 3 | 1787 | 2.87 | 673 | 23.29 | +http://www.google.com/bot.html |
| 4 | 1648 | 2.65 | 47 | 1.63 | Windows 98 |
| 5 | 1161 | 1.87 | 271 | 9.38 | +http://www.bing.com/bingbot.htm |
| 6 | 498 | 0.80 | 52 | 1.80 | +http://yandex.com/bots |
| 7 | 210 | 0.34 | 3 | 0.10 | FreeBSD [unknown version] |
| 8 | 128 | 0.21 | 4 | 0.14 | http://crawler.sistrix.net/ |
| 9 | 78 | 0.13 | 3 | 0.10 | X11 |
| 10 | 52 | 0.08 | 19 | 0.66 | +http://www.exabot.com/go/robot |
| 11 | 46 | 0.07 | 1 | 0.03 | WinHttp.WinHttpRequest.5 |
| 12 | 41 | 0.07 | 3 | 0.10 | Android 2.3.5 |
| 13 | 35 | 0.06 | 17 | 0.59 | help@moz.com |
| 14 | 8 | 0.01 | 0 | 0.00 | OS/2 |
| 15 | 8 | 0.01 | 0 | 0.00 | America Online Browser 1.1; rev1.2; Wind... |
| 16 | 6 | 0.01 | 6 | 0.21 | Windows 95 |
| 17 | 4 | 0.01 | 4 | 0.14 | Windows 2000 |
| 18 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 19 | 4 | 0.01 | 2 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 20 | 2 | 0.00 | 2 | 0.07 | Auto; Windows |
| 21 | 2 | 0.00 | 2 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 22 | 2 | 0.00 | 2 | 0.07 | +info@netcraft.com |
| 23 | 2 | 0.00 | 2 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 24 | 1 | 0.00 | 1 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 25 | 1 | 0.00 | 1 | 0.03 | Windows XP |
