| Used Operating Systems |
| 1 | 18701 | 39.91 | 259 | 7.06 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9865 | 21.05 | 1367 | 37.29 | Windows NT |
| 3 | 7682 | 16.39 | 3 | 0.08 | +http://megaindex.com/crawler |
| 4 | 5891 | 12.57 | 222 | 6.06 | +http://ahrefs.com/robot/ |
| 5 | 1553 | 3.31 | 797 | 21.74 | +http://www.google.com/bot.html |
| 6 | 1289 | 2.75 | 680 | 18.55 | +http://www.baidu.com/search/spider.html |
| 7 | 272 | 0.58 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 8 | 249 | 0.53 | 58 | 1.58 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 245 | 0.52 | 71 | 1.94 | +http://www.linkdex.com/bots/ |
| 10 | 223 | 0.48 | 85 | 2.32 | +http://yandex.com/bots |
| 11 | 216 | 0.46 | 2 | 0.05 | +http://webmeup-crawler.com/ |
| 12 | 191 | 0.41 | 29 | 0.79 | +http://www.bing.com/bingbot.htm |
| 13 | 153 | 0.33 | 0 | 0.00 | Windows 98 |
| 14 | 110 | 0.23 | 27 | 0.74 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 84 | 0.18 | 27 | 0.74 | +http://www.exabot.com/go/robot |
| 16 | 37 | 0.08 | 9 | 0.25 | Linux i686 [unknown version] |
| 17 | 34 | 0.07 | 8 | 0.22 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 12 | 0.03 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 19 | 9 | 0.02 | 9 | 0.25 | Linux i586 [unknown version] |
| 20 | 8 | 0.02 | 4 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 6 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 22 | 4 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 23 | 3 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 24 | 3 | 0.01 | 0 | 0.00 | +http://www.xovibot.net/ |
| 25 | 2 | 0.00 | 0 | 0.00 | Android 2.3.3 |
| 26 | 2 | 0.00 | 0 | 0.00 | +https://www.mojeek.com/bot.html |
| 27 | 2 | 0.00 | 0 | 0.00 | S60 |
| 28 | 2 | 0.00 | 2 | 0.05 | +info@netcraft.com |
| 29 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 30 | 2 | 0.00 | 0 | 0.00 | Windows 9x |
| 31 | 2 | 0.00 | 2 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 32 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 33 | 1 | 0.00 | 1 | 0.03 | Windows 95 |
| 34 | 1 | 0.00 | 1 | 0.03 | Linux [unknown version] |
