| Used Operating Systems |
| 1 | 17481 | 82.00 | 3145 | 66.28 | Windows NT |
| 2 | 1312 | 6.15 | 83 | 1.75 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 856 | 4.02 | 837 | 17.64 | +http://www.baidu.com/search/spider.html |
| 4 | 700 | 3.28 | 368 | 7.76 | +http://www.google.com/bot.html |
| 5 | 283 | 1.33 | 145 | 3.06 | +http://www.bing.com/bingbot.htm |
| 6 | 168 | 0.79 | 18 | 0.38 | +http://yandex.com/bots |
| 7 | 135 | 0.63 | 49 | 1.03 | +http://www.linkdex.com/about/bots/ |
| 8 | 107 | 0.50 | 1 | 0.02 | Windows 98 |
| 9 | 65 | 0.30 | 30 | 0.63 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 56 | 0.26 | 15 | 0.32 | X11 |
| 11 | 42 | 0.20 | 18 | 0.38 | help@moz.com |
| 12 | 26 | 0.12 | 13 | 0.27 | +http://www.exabot.com/go/robot |
| 13 | 15 | 0.07 | 0 | 0.00 | Linux [unknown version] |
| 14 | 15 | 0.07 | 0 | 0.00 | Android 2.3.5 |
| 15 | 9 | 0.04 | 0 | 0.00 | Android |
| 16 | 4 | 0.02 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 17 | 4 | 0.02 | 2 | 0.04 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 4 | 0.02 | 2 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 19 | 3 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 20 | 3 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 21 | 3 | 0.01 | 2 | 0.04 | +http://www.easou.com/search/spider.html |
| 22 | 3 | 0.01 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 23 | 2 | 0.01 | 2 | 0.04 | Windows 2000 |
| 24 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 25 | 2 | 0.01 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 26 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 28 | 2 | 0.01 | 2 | 0.04 | Windows 95 |
| 29 | 2 | 0.01 | 2 | 0.04 | Windows 3.1 |
| 30 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 31 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 32 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 33 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 34 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 35 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
| 36 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 37 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
