| Used Operating Systems |
| 1 | 28168 | 56.55 | 189 | 3.86 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 9702 | 19.48 | 436 | 8.89 | +http://ahrefs.com/robot/ |
| 3 | 4631 | 9.30 | 17 | 0.35 | +http://OpenLinkProfiler.org/bot |
| 4 | 1987 | 3.99 | 1877 | 38.29 | +http://www.baidu.com/search/spider.html |
| 5 | 1749 | 3.51 | 961 | 19.60 | +http://www.google.com/bot.html |
| 6 | 1138 | 2.28 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 7 | 1106 | 2.22 | 722 | 14.73 | Windows NT |
| 8 | 368 | 0.74 | 236 | 4.81 | +http://www.bing.com/bingbot.htm |
| 9 | 240 | 0.48 | 75 | 1.53 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 196 | 0.39 | 103 | 2.10 | +http://yandex.com/bots |
| 11 | 166 | 0.33 | 51 | 1.04 | +http://www.linkdex.com/bots/ |
| 12 | 79 | 0.16 | 79 | 1.61 | +http://monasterytea.spbdyet.ru |
| 13 | 68 | 0.14 | 68 | 1.39 | +http://warifort.moykrest.ru/ |
| 14 | 52 | 0.10 | 26 | 0.53 | +http://duckduckgo.com |
| 15 | 23 | 0.05 | 9 | 0.18 | Windows 95 |
| 16 | 17 | 0.03 | 8 | 0.16 | Windows 98 |
| 17 | 12 | 0.02 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 18 | 11 | 0.02 | 4 | 0.08 | Windows XP |
| 19 | 10 | 0.02 | 5 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 20 | 9 | 0.02 | 5 | 0.10 | +http://www.exabot.com/go/robot |
| 21 | 8 | 0.02 | 4 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 7 | 0.01 | 4 | 0.08 | MSIE 5.5; Windows NT 4.0 |
| 23 | 6 | 0.01 | 2 | 0.04 | Windows 2000 |
| 24 | 6 | 0.01 | 3 | 0.06 | http://help.yahoo.com/help/us/ysearch/sl... |
| 25 | 5 | 0.01 | 2 | 0.04 | Auto; Windows |
| 26 | 4 | 0.01 | 4 | 0.08 | +http://www.domaintuno.com/robot |
| 27 | 3 | 0.01 | 2 | 0.04 | Windows CE |
| 28 | 3 | 0.01 | 1 | 0.02 | Windows 3.1 |
| 29 | 3 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 30 | 2 | 0.00 | 2 | 0.04 | +https://gimmeusa.com/pages/crawler |
| 31 | 2 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 32 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 5.1; InfoPath.2 |
| 33 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Zango 7.8.73 |
| 34 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 6.0; FDM; Zune 6... |
| 35 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 6.1; ZangoToolba... |
| 36 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; FDM; Alexa Tool... |
| 37 | 1 | 0.00 | 1 | 0.02 | OpenBSD [unknown version] |
| 38 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; InfoPath.1 |
| 39 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; FDM; Zune 9.8.7... |
| 40 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; MS-RTC LM 8; My... |
| 41 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 5.1; MSN Optimiz... |
| 42 | 1 | 0.00 | 1 | 0.02 | Trident/6.0; Windows NT 4.1; ZangoToolba... |
| 43 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; .NET CLR 8.7.64 |
| 44 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Dealio Toolbar ... |
| 45 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 6.1; .NET CLR 9.... |
| 46 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 1 | 0.00 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 48 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 5.2; Maxthon; Ma... |
| 49 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; MyIE2; MS-RTC L... |
| 50 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 4.1; Alexa Toolb... |
| 51 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Alexa Toolbar; ... |
| 52 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Alexa Toolbar; ... |
| 53 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; IEMB3; Avant Br... |
| 54 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Maxthon; Zango ... |
| 55 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 56 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; SV1 |
| 57 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Avant Browser; ... |
| 58 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; .NET CLR 5.6.37... |
| 59 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows 98; Zango 6.8.51; D... |
