| Used Operating Systems |
| 1 | 16648 | 57.77 | 1413 | 19.72 | Windows NT |
| 2 | 3388 | 11.76 | 3012 | 42.03 | +http://www.baidu.com/search/spider.html |
| 3 | 2142 | 7.43 | 651 | 9.08 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 2086 | 7.24 | 805 | 11.23 | +http://www.bing.com/bingbot.htm |
| 5 | 1413 | 4.90 | 265 | 3.70 | +http://yandex.com/bots |
| 6 | 642 | 2.23 | 303 | 4.23 | +http://www.google.com/bot.html |
| 7 | 442 | 1.53 | 80 | 1.12 | ezooms.bot@gmail.com |
| 8 | 418 | 1.45 | 1 | 0.01 | +http://swebot.net |
| 9 | 299 | 1.04 | 297 | 4.14 | http://www.yodao.com/help/webmaster/spid... |
| 10 | 169 | 0.59 | 12 | 0.17 | Intel Mac OS X 10.6 |
| 11 | 161 | 0.56 | 18 | 0.25 | Windows 98 |
| 12 | 150 | 0.52 | 105 | 1.47 | +http://ahrefs.com/robot/ |
| 13 | 95 | 0.33 | 5 | 0.07 | PPC Mac OS X 10.5 |
| 14 | 65 | 0.23 | 5 | 0.07 | +http://www.scoutjet.com/ |
| 15 | 62 | 0.22 | 31 | 0.43 | +http://discoveryengine.com/discobot.htm... |
| 16 | 61 | 0.21 | 7 | 0.10 | Intel Mac OS X 10.4 |
| 17 | 58 | 0.20 | 2 | 0.03 | X11 |
| 18 | 55 | 0.19 | 30 | 0.42 | +http://www.exabot.com/go/robot |
| 19 | 50 | 0.17 | 3 | 0.04 | J2ME/MIDP |
| 20 | 48 | 0.17 | 2 | 0.03 | PPC Mac OS X 10.4 |
| 21 | 39 | 0.14 | 1 | 0.01 | BlackBerry |
| 22 | 33 | 0.11 | 17 | 0.24 | +http://www.seoprofiler.com/bot |
| 23 | 32 | 0.11 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 24 | 31 | 0.11 | 11 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 28 | 0.10 | 5 | 0.07 | Linux i686 [unknown version] |
| 26 | 26 | 0.09 | 0 | 0.00 | Windows 9. |
| 27 | 22 | 0.08 | 6 | 0.08 | Intel Mac OS X 10.5 |
| 28 | 22 | 0.08 | 1 | 0.01 | +http://www.aihit.com/ |
| 29 | 19 | 0.07 | 11 | 0.15 | +http://shoulu.jike.com/spider.html |
| 30 | 14 | 0.05 | 8 | 0.11 | Windows XP |
| 31 | 12 | 0.04 | 3 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 32 | 12 | 0.04 | 11 | 0.15 | Windows 95 |
| 33 | 10 | 0.03 | 0 | 0.00 | http://desktop.google.com/ |
| 34 | 8 | 0.03 | 4 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 35 | 7 | 0.02 | 5 | 0.07 | +info@netcraft.com |
| 36 | 5 | 0.02 | 3 | 0.04 | Linux [unknown version] |
| 37 | 5 | 0.02 | 5 | 0.07 | WinHttp.WinHttpRequest.5 |
| 38 | 4 | 0.01 | 4 | 0.06 | en-US; http://info.omegaseek.com/ |
| 39 | 4 | 0.01 | 4 | 0.06 | +http://www.seexie.com |
| 40 | 3 | 0.01 | 3 | 0.04 | Windows CE |
| 41 | 3 | 0.01 | 3 | 0.04 | Windows 2000 |
| 42 | 3 | 0.01 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 43 | 3 | 0.01 | 1 | 0.01 | Android 2.3.4 |
| 44 | 2 | 0.01 | 2 | 0.03 | Win32 |
| 45 | 2 | 0.01 | 0 | 0.00 | Windows |
| 46 | 2 | 0.01 | 0 | 0.00 | Android |
| 47 | 2 | 0.01 | 1 | 0.01 | http://kalooga.com/crawler |
| 48 | 2 | 0.01 | 2 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 49 | 2 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 50 | 2 | 0.01 | 0 | 0.00 | S60 |
| 51 | 2 | 0.01 | 2 | 0.03 | PPC Mac OS X 10.6 |
| 52 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 53 | 2 | 0.01 | 0 | 0.00 | http://blog.wasalive.com/wasalive-bots/ |
| 54 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 55 | 1 | 0.00 | 1 | 0.01 | NetBSD [unknown version] |
| 56 | 1 | 0.00 | 1 | 0.01 | Windows 3.1 |
