| Used Operating Systems |
| 1 | 22538 | 48.05 | 460 | 5.43 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 16535 | 35.25 | 4196 | 49.52 | Windows NT |
| 3 | 3043 | 6.49 | 2611 | 30.81 | +http://www.baidu.com/search/spider.html |
| 4 | 1263 | 2.69 | 55 | 0.65 | Windows 98 |
| 5 | 681 | 1.45 | 171 | 2.02 | help@moz.com |
| 6 | 677 | 1.44 | 268 | 3.16 | +http://www.google.com/bot.html |
| 7 | 590 | 1.26 | 290 | 3.42 | +http://www.bing.com/bingbot.htm |
| 8 | 477 | 1.02 | 49 | 0.58 | +http://yandex.com/bots |
| 9 | 421 | 0.90 | 113 | 1.33 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 102 | 0.22 | 8 | 0.09 | X11 |
| 11 | 99 | 0.21 | 11 | 0.13 | +http://OpenLinkProfiler.org/bot |
| 12 | 83 | 0.18 | 69 | 0.81 | +http://www.linkdex.com/about/bots/ |
| 13 | 64 | 0.14 | 39 | 0.46 | Windows 95 |
| 14 | 52 | 0.11 | 20 | 0.24 | +http://help.coccoc.com/ |
| 15 | 52 | 0.11 | 24 | 0.28 | +http://www.exabot.com/go/robot |
| 16 | 38 | 0.08 | 4 | 0.05 | Android 2.3.5 |
| 17 | 32 | 0.07 | 16 | 0.19 | MSIE 5.5; Windows NT 5.0 |
| 18 | 27 | 0.06 | 3 | 0.04 | +http://endb-consolidated.aihit.com/ |
| 19 | 21 | 0.04 | 9 | 0.11 | +http://fulltext.sblog.cz/ |
| 20 | 16 | 0.03 | 12 | 0.14 | Windows 3.1 |
| 21 | 10 | 0.02 | 5 | 0.06 | http://crawler.sistrix.net/ |
| 22 | 8 | 0.02 | 6 | 0.07 | Windows CE |
| 23 | 8 | 0.02 | 4 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 24 | 7 | 0.01 | 0 | 0.00 | Win32 |
| 25 | 7 | 0.01 | 4 | 0.05 | +http://www.easou.com/search/spider.html |
| 26 | 6 | 0.01 | 3 | 0.04 | +http://botw.org |
| 27 | 6 | 0.01 | 4 | 0.05 | +http://emefge.de/bot.html |
| 28 | 5 | 0.01 | 5 | 0.06 | Windows 2000 |
| 29 | 5 | 0.01 | 1 | 0.01 | Windows XP |
| 30 | 5 | 0.01 | 4 | 0.05 | Windows ME |
| 31 | 4 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 32 | 4 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 33 | 4 | 0.01 | 4 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 34 | 3 | 0.01 | 3 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 35 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 36 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 37 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 38 | 2 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
