| Used Operating Systems |
| 1 | 21415 | 55.78 | 323 | 5.26 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6177 | 16.09 | 2046 | 33.33 | Windows NT |
| 3 | 2236 | 5.82 | 2090 | 34.05 | +http://www.baidu.com/search/spider.html |
| 4 | 2000 | 5.21 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 5 | 1614 | 4.20 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 6 | 1108 | 2.89 | 630 | 10.26 | +http://www.google.com/bot.html |
| 7 | 810 | 2.11 | 59 | 0.96 | Windows 98 |
| 8 | 715 | 1.86 | 310 | 5.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 713 | 1.86 | 152 | 2.48 | +http://yandex.com/bots |
| 10 | 631 | 1.64 | 334 | 5.44 | +http://www.bing.com/bingbot.htm |
| 11 | 502 | 1.31 | 1 | 0.02 | http://crawler.007ac9.net/ |
| 12 | 279 | 0.73 | 85 | 1.38 | +http://www.linkdex.com/bots/ |
| 13 | 40 | 0.10 | 20 | 0.33 | +http://www.exabot.com/go/robot |
| 14 | 32 | 0.08 | 16 | 0.26 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 21 | 0.05 | 12 | 0.20 | +http://wmaid.com/explore/ |
| 16 | 12 | 0.03 | 1 | 0.02 | +http://www.linkpad.ru |
| 17 | 12 | 0.03 | 11 | 0.18 | X11 |
| 18 | 9 | 0.02 | 9 | 0.15 | +http://www.easou.com/search/spider.html |
| 19 | 9 | 0.02 | 9 | 0.15 | Windows 95 |
| 20 | 9 | 0.02 | 6 | 0.10 | Android 2.3.5 |
| 21 | 6 | 0.02 | 3 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 5 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 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 | 4 | 0.07 | Windows ME |
| 26 | 3 | 0.01 | 0 | 0.00 | Series 60 |
| 27 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 28 | 2 | 0.01 | 2 | 0.03 | Windows CE |
| 29 | 2 | 0.01 | 2 | 0.03 | Windows 2000 |
| 30 | 2 | 0.01 | 1 | 0.02 | http://help.yahoo.com/help/us/ysearch/sl... |
| 31 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 32 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 33 | 2 | 0.01 | 2 | 0.03 | Windows XP |
| 34 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 35 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 4.1; SV1 |
| 36 | 1 | 0.00 | 1 | 0.02 | Trident/5.0; Windows 98;GB |
| 37 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Alexa Toolbar; ... |
| 38 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 39 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 4.1; Maxthon |
