| Used Operating Systems by Visits |
| 1 | 8634 | 8.00 | 8329 | 37.64 | +http://www.baidu.com/search/spider.html |
| 2 | 34420 | 31.91 | 5401 | 24.41 | Windows NT |
| 3 | 28136 | 26.09 | 4022 | 18.18 | +http://www.bing.com/bingbot.htm |
| 4 | 3361 | 3.12 | 1996 | 9.02 | +http://ahrefs.com/robot/ |
| 5 | 16282 | 15.10 | 1130 | 5.11 | +http://www.google.com/bot.html |
| 6 | 4220 | 3.91 | 382 | 1.73 | ezooms.bot@gmail.com |
| 7 | 5820 | 5.40 | 236 | 1.07 | +http://yandex.com/bots |
| 8 | 151 | 0.14 | 151 | 0.68 | http://www.yodao.com/help/webmaster/spid... |
| 9 | 229 | 0.21 | 88 | 0.40 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 553 | 0.51 | 72 | 0.33 | +http://discoveryengine.com/discoverybot... |
| 11 | 4070 | 3.77 | 60 | 0.27 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 201 | 0.19 | 46 | 0.21 | +http://shoulu.jike.com/spider.html |
| 13 | 61 | 0.06 | 45 | 0.20 | AOL 9.0; Windows NT 5.1; Trident/4.0; En... |
| 14 | 88 | 0.08 | 28 | 0.13 | Windows 98 |
| 15 | 23 | 0.02 | 19 | 0.09 | AOL 9.5; AOLBuild 4337.5401; Windows NT ... |
| 16 | 33 | 0.03 | 14 | 0.06 | +http://www.exabot.com/go/robot |
| 17 | 782 | 0.73 | 10 | 0.05 | http://crawler.sistrix.net/ |
| 18 | 42 | 0.04 | 10 | 0.05 | Linux [unknown version] |
| 19 | 41 | 0.04 | 10 | 0.05 | Linux i686 [unknown version] |
| 20 | 17 | 0.02 | 9 | 0.04 | Windows 95 |
| 21 | 13 | 0.01 | 8 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 22 | 14 | 0.01 | 7 | 0.03 | Auto; Windows |
| 23 | 32 | 0.03 | 6 | 0.03 | PPC Mac OS X Mach-O |
| 24 | 71 | 0.07 | 5 | 0.02 | Intel Mac OS X 10.4 |
| 25 | 36 | 0.03 | 4 | 0.02 | PPC Mac OS X 10.4 |
| 26 | 8 | 0.01 | 4 | 0.02 | crawler@unister.de |
| 27 | 22 | 0.02 | 4 | 0.02 | PPC Mac OS X 10.5 |
| 28 | 4 | 0.00 | 3 | 0.01 | +info@netcraft.com |
| 29 | 6 | 0.01 | 3 | 0.01 | +http://www.acoon.de/robot.asp |
| 30 | 4 | 0.00 | 2 | 0.01 | Macintosh PPC |
| 31 | 4 | 0.00 | 2 | 0.01 | Windows 3.1 |
| 32 | 2 | 0.00 | 2 | 0.01 | http://blog.wasalive.com/wasalive-bots/ |
| 33 | 69 | 0.06 | 1 | 0.00 | http://www.lipperhey.com/ |
| 34 | 2 | 0.00 | 1 | 0.00 | Windows 2000 |
| 35 | 1 | 0.00 | 1 | 0.00 | Win32 |
| 36 | 2 | 0.00 | 1 | 0.00 | J2ME/MIDP |
| 37 | 14 | 0.01 | 1 | 0.00 | Intel Mac OS X 10.5 |
| 38 | 4 | 0.00 | 1 | 0.00 | AOL 9.6; AOLBuild 4340.5004; Windows NT ... |
| 39 | 237 | 0.22 | 1 | 0.00 | +http://www.warebay.com/bot.html |
| 40 | 1 | 0.00 | 1 | 0.00 | +http://www.netseer.com/crawler.html; cr... |
| 41 | 3 | 0.00 | 1 | 0.00 | +http://www.compspy.com/spider.html |
| 42 | 4 | 0.00 | 1 | 0.00 | BREW |
| 43 | 4 | 0.00 | 1 | 0.00 | AOL 9.6; AOLBuild 4340.5002; Windows NT ... |
| 44 | 2 | 0.00 | 1 | 0.00 | http://www.botje.com/plukkie.htm |
| 45 | 10 | 0.01 | 1 | 0.00 | OSF1 alpha |
| 46 | 4 | 0.00 | 1 | 0.00 | AOL 9.7; AOLBuild 4343.27; Windows NT 6.... |
| 47 | 5 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.6 |
| 48 | 4 | 0.00 | 1 | 0.00 | Android 2.2.1 |
| 49 | 2 | 0.00 | 1 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 50 | 10 | 0.01 | 1 | 0.00 | AOL 9.7; AOLBuild 4343.30; Windows NT 6.... |
| 51 | 68 | 0.06 | 0 | 0.00 | http://desktop.google.com/ |
| 52 | 4 | 0.00 | 0 | 0.00 | Windows |
| 53 | 4 | 0.00 | 0 | 0.00 | OS/2 |
| 54 | 14 | 0.01 | 0 | 0.00 | Windows 9. |
| 55 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 56 | 4 | 0.00 | 0 | 0.00 | Solaris 2.4.x |
| 57 | 4 | 0.00 | 0 | 0.00 | Windows XP |