| Used Operating Systems |
| 1 | 42193 | 47.26 | 360 | 4.43 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 19499 | 21.84 | 4320 | 53.10 | Windows NT |
| 3 | 12871 | 14.42 | 804 | 9.88 | +http://ahrefs.com/robot/ |
| 4 | 8360 | 9.36 | 60 | 0.74 | +http://yandex.com/bots |
| 5 | 3531 | 3.96 | 1699 | 20.89 | +http://www.baidu.com/search/spider.html |
| 6 | 851 | 0.95 | 133 | 1.63 | +http://www.google.com/bot.html |
| 7 | 304 | 0.34 | 183 | 2.25 | Windows 95 |
| 8 | 296 | 0.33 | 56 | 0.69 | +http://www.bing.com/bingbot.htm |
| 9 | 238 | 0.27 | 66 | 0.81 | Windows 98 |
| 10 | 212 | 0.24 | 62 | 0.76 | +http://www.linkdex.com/about/bots/ |
| 11 | 129 | 0.14 | 14 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 81 | 0.09 | 9 | 0.11 | X11 |
| 13 | 75 | 0.08 | 50 | 0.61 | ) - BrowseX (2.0.0 Windows |
| 14 | 70 | 0.08 | 46 | 0.57 | MSIE 5.5; Windows NT 5.0 |
| 15 | 59 | 0.07 | 50 | 0.61 | MSIE 5.5; Windows NT 4.0 |
| 16 | 57 | 0.06 | 42 | 0.52 | Auto; Windows |
| 17 | 55 | 0.06 | 38 | 0.47 | Windows CE |
| 18 | 54 | 0.06 | 8 | 0.10 | Android 2.3.5 |
| 19 | 53 | 0.06 | 12 | 0.15 | ezooms.bot@gmail.com |
| 20 | 53 | 0.06 | 34 | 0.42 | Windows 3.1 |
| 21 | 52 | 0.06 | 34 | 0.42 | Windows ME |
| 22 | 41 | 0.05 | 6 | 0.07 | Windows XP |
| 23 | 34 | 0.04 | 29 | 0.36 | Windows 2000 |
| 24 | 33 | 0.04 | 0 | 0.00 | OS/2 |
| 25 | 18 | 0.02 | 9 | 0.11 | http://crawler.sistrix.net/ |
| 26 | 16 | 0.02 | 0 | 0.00 | Linux 2.4.x |
| 27 | 9 | 0.01 | 0 | 0.00 | Macintosh |
| 28 | 8 | 0.01 | 2 | 0.02 | +http://www.aihit.com/ |
| 29 | 8 | 0.01 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 6 | 0.01 | 0 | 0.00 | FreeBSD [unknown version] |
| 31 | 3 | 0.00 | 3 | 0.04 | Linux [unknown version] |
| 32 | 3 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
| 33 | 2 | 0.00 | 2 | 0.02 | J2ME/MIDP |
| 34 | 2 | 0.00 | 2 | 0.02 | mailto: crawling@ubermetrics-technologie... |
| 35 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
