| Used Operating Systems |
| 1 | 22990 | 42.61 | 3720 | 66.23 | Windows NT |
| 2 | 20760 | 38.48 | 216 | 3.85 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2086 | 3.87 | 328 | 5.84 | +http://www.bing.com/bingbot.htm |
| 4 | 1523 | 2.82 | 41 | 0.73 | Windows 98 |
| 5 | 1436 | 2.66 | 22 | 0.39 | +http://yandex.com/bots |
| 6 | 1320 | 2.45 | 502 | 8.94 | +http://www.google.com/bot.html |
| 7 | 995 | 1.84 | 1 | 0.02 | FreeBSD [unknown version] |
| 8 | 880 | 1.63 | 9 | 0.16 | +http://OpenLinkProfiler.org/bot |
| 9 | 875 | 1.62 | 664 | 11.82 | +http://www.baidu.com/search/spider.html |
| 10 | 646 | 1.20 | 6 | 0.11 | +http://www.warebay.com/bot.html |
| 11 | 120 | 0.22 | 6 | 0.11 | X11 |
| 12 | 110 | 0.20 | 37 | 0.66 | +http://www.linkdex.com/about/bots/ |
| 13 | 70 | 0.13 | 4 | 0.07 | Android 2.3.5 |
| 14 | 30 | 0.06 | 14 | 0.25 | help@moz.com |
| 15 | 19 | 0.04 | 11 | 0.20 | Windows 95 |
| 16 | 18 | 0.03 | 9 | 0.16 | +http://help.coccoc.com/ |
| 17 | 16 | 0.03 | 4 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 9 | 0.02 | 5 | 0.09 | Windows ME |
| 19 | 6 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 20 | 6 | 0.01 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 21 | 6 | 0.01 | 3 | 0.05 | Windows XP |
| 22 | 6 | 0.01 | 5 | 0.09 | +info@netcraft.com |
| 23 | 5 | 0.01 | 0 | 0.00 | Linux [unknown version] |
| 24 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 25 | 4 | 0.01 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 26 | 2 | 0.00 | 2 | 0.04 | Windows 2000 |
| 27 | 2 | 0.00 | 0 | 0.00 | Auto; Windows |
| 28 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 29 | 2 | 0.00 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 1 | 0.00 | 1 | 0.02 | Windows CE |
| 31 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 32 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 33 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 34 | 1 | 0.00 | 0 | 0.00 | ) - BrowseX (2.0.0 Windows |
| 35 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
