| Used Operating Systems |
| 1 | 3157 | 61.30 | 2863 | 78.83 | +http://www.baidu.com/search/spider.html |
| 2 | 676 | 13.13 | 333 | 9.17 | Windows NT |
| 3 | 316 | 6.14 | 97 | 2.67 | +http://yandex.com/bots |
| 4 | 260 | 5.05 | 20 | 0.55 | +http://ahrefs.com/robot/ |
| 5 | 153 | 2.97 | 84 | 2.31 | +http://www.bing.com/bingbot.htm |
| 6 | 135 | 2.62 | 55 | 1.51 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 72 | 1.40 | 9 | 0.25 | http://crawler.sistrix.net/ |
| 8 | 69 | 1.34 | 25 | 0.69 | +http://www.google.com/bot.html |
| 9 | 68 | 1.32 | 35 | 0.96 | Windows 98 |
| 10 | 44 | 0.85 | 24 | 0.66 | MSIE 5.5; Windows NT 5.0 |
| 11 | 40 | 0.78 | 13 | 0.36 | ezooms.bot@gmail.com |
| 12 | 30 | 0.58 | 15 | 0.41 | +http://www.exabot.com/go/robot |
| 13 | 26 | 0.50 | 11 | 0.30 | +http://www.acoon.de/robot.asp |
| 14 | 23 | 0.45 | 12 | 0.33 | Windows 95 |
| 15 | 23 | 0.45 | 7 | 0.19 | Linux i686 [unknown version] |
| 16 | 8 | 0.16 | 4 | 0.11 | Windows CE |
| 17 | 8 | 0.16 | 4 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 18 | 6 | 0.12 | 2 | 0.06 | +http://www.compspy.com/spider.html |
| 19 | 6 | 0.12 | 3 | 0.08 | +http://discoveryengine.com/discoverybot... |
| 20 | 4 | 0.08 | 2 | 0.06 | Auto; Windows |
| 21 | 4 | 0.08 | 2 | 0.06 | http://www.botje.com/plukkie.htm |
| 22 | 4 | 0.08 | 2 | 0.06 | Windows XP |
| 23 | 4 | 0.08 | 2 | 0.06 | +info@netcraft.com |
| 24 | 4 | 0.08 | 2 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 25 | 4 | 0.08 | 2 | 0.06 | +http://www.procog.com/spider.html |
| 26 | 2 | 0.04 | 0 | 0.00 | Trident 4.0; Windows NT 5.2; InfoPath.1;... |
| 27 | 2 | 0.04 | 2 | 0.06 | Intel Mac OS X 10.6 |
| 28 | 1 | 0.02 | 1 | 0.03 | Trident 5.0; Windows 98; MyIE2;GB; Maxth... |
| 29 | 1 | 0.02 | 1 | 0.03 | Windows ME |
