| Used Operating Systems |
| 1 | 12103 | 31.65 | 10165 | 62.00 | +http://www.baidu.com/search/spider.html |
| 2 | 6131 | 16.03 | 1045 | 6.37 | +http://www.google.com/bot.html |
| 3 | 4274 | 11.18 | 68 | 0.41 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 3962 | 10.36 | 1725 | 10.52 | +http://www.bing.com/bingbot.htm |
| 5 | 2653 | 6.94 | 700 | 4.27 | Windows NT |
| 6 | 2359 | 6.17 | 541 | 3.30 | +http://yandex.com/bots |
| 7 | 2220 | 5.81 | 1458 | 8.89 | +http://ahrefs.com/robot/ |
| 8 | 1133 | 2.96 | 303 | 1.85 | ezooms.bot@gmail.com |
| 9 | 793 | 2.07 | 56 | 0.34 | +http://discoveryengine.com/discoverybot... |
| 10 | 749 | 1.96 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 11 | 635 | 1.66 | 4 | 0.02 | http://crawler.sistrix.net/ |
| 12 | 558 | 1.46 | 55 | 0.34 | +http://shoulu.jike.com/spider.html |
| 13 | 295 | 0.77 | 83 | 0.51 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 131 | 0.34 | 73 | 0.45 | +http://www.exabot.com/go/robot |
| 15 | 85 | 0.22 | 45 | 0.27 | +http://www.proximic.com/info/spider.php |
| 16 | 51 | 0.13 | 28 | 0.17 | Windows 98 |
| 17 | 22 | 0.06 | 2 | 0.01 | Linux i686 [unknown version] |
| 18 | 20 | 0.05 | 10 | 0.06 | crawler@unister.de |
| 19 | 17 | 0.04 | 7 | 0.04 | +http://www.netseer.com/crawler.html; cr... |
| 20 | 13 | 0.03 | 7 | 0.04 | Windows 95 |
| 21 | 4 | 0.01 | 2 | 0.01 | Windows 2000 |
| 22 | 4 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 23 | 4 | 0.01 | 4 | 0.02 | Intel Mac OS X 10.6 |
| 24 | 3 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 25 | 3 | 0.01 | 1 | 0.01 | Auto; Windows |
| 26 | 2 | 0.01 | 1 | 0.01 | http://www.botje.com/plukkie.htm |
| 27 | 2 | 0.01 | 1 | 0.01 | Windows XP |
| 28 | 2 | 0.01 | 1 | 0.01 | Windows ME |
| 29 | 2 | 0.01 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 30 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 31 | 2 | 0.01 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 32 | 2 | 0.01 | 1 | 0.01 | +http://www.acoon.de/robot.asp |
| 33 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 34 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 35 | 1 | 0.00 | 1 | 0.01 | http://www.become.com/webmasters.html |
| 36 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
