| Used Operating Systems |
| 1 | 10998 | 33.70 | 5220 | 41.87 | +http://ahrefs.com/robot/ |
| 2 | 6992 | 21.43 | 60 | 0.48 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 6051 | 18.54 | 2001 | 16.05 | Windows NT |
| 4 | 4837 | 14.82 | 4126 | 33.10 | +http://www.baidu.com/search/spider.html |
| 5 | 952 | 2.92 | 1 | 0.01 | +http://www.seograph.net/bot.html |
| 6 | 422 | 1.29 | 201 | 1.61 | +http://www.google.com/bot.html |
| 7 | 417 | 1.28 | 188 | 1.51 | +http://www.bing.com/bingbot.htm |
| 8 | 348 | 1.07 | 95 | 0.76 | +http://www.linkdex.com/bots/ |
| 9 | 255 | 0.78 | 140 | 1.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 251 | 0.77 | 2 | 0.02 | Linux i686 [unknown version] |
| 11 | 250 | 0.77 | 1 | 0.01 | Linux i586 [unknown version] |
| 12 | 245 | 0.75 | 130 | 1.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 224 | 0.69 | 112 | 0.90 | +http://yandex.com/bots |
| 14 | 132 | 0.40 | 128 | 1.03 | +http://www.xovibot.net/ |
| 15 | 82 | 0.25 | 1 | 0.01 | Windows XP |
| 16 | 29 | 0.09 | 11 | 0.09 | +http://www.exabot.com/go/robot |
| 17 | 26 | 0.08 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 18 | 22 | 0.07 | 9 | 0.07 | X11 |
| 19 | 14 | 0.04 | 2 | 0.02 | http://filterdb.iss.net/crawler/ |
| 20 | 12 | 0.04 | 4 | 0.03 | Android 2.3.5 |
| 21 | 12 | 0.04 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 22 | 8 | 0.02 | 1 | 0.01 | Windows 3.1 |
| 23 | 8 | 0.02 | 4 | 0.03 | +http://www.meanpath.com/meanpathbot.htm... |
| 24 | 6 | 0.02 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 25 | 6 | 0.02 | 5 | 0.04 | Windows 98 |
| 26 | 6 | 0.02 | 2 | 0.02 | +http://fulltext.sblog.cz/ |
| 27 | 4 | 0.01 | 4 | 0.03 | +http://glutenfreepleasure.com/ |
| 28 | 4 | 0.01 | 2 | 0.02 | +http://sur.ly/bot.html |
| 29 | 4 | 0.01 | 2 | 0.02 | http://www.botje.com/plukkie.htm |
| 30 | 3 | 0.01 | 2 | 0.02 | http://nmap.org/book/nse.html |
| 31 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 32 | 2 | 0.01 | 1 | 0.01 | Windows 95 |
| 33 | 2 | 0.01 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 34 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 35 | 1 | 0.00 | 1 | 0.01 | Windows 2000 |
| 36 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 37 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
