| Used Operating Systems |
| 1 | 34546 | 44.62 | 338 | 3.56 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 25916 | 33.47 | 6157 | 64.87 | +http://ahrefs.com/robot/ |
| 3 | 6572 | 8.49 | 2 | 0.02 | +http://megaindex.com/crawler |
| 4 | 4218 | 5.45 | 1443 | 15.20 | +http://www.baidu.com/search/spider.html |
| 5 | 3199 | 4.13 | 823 | 8.67 | Windows NT |
| 6 | 728 | 0.94 | 2 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 652 | 0.84 | 249 | 2.62 | +http://www.google.com/bot.html |
| 8 | 610 | 0.79 | 129 | 1.36 | +http://www.linkdex.com/bots/ |
| 9 | 304 | 0.39 | 110 | 1.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 247 | 0.32 | 75 | 0.79 | +http://yandex.com/bots |
| 11 | 143 | 0.18 | 42 | 0.44 | +http://www.bing.com/bingbot.htm |
| 12 | 81 | 0.10 | 23 | 0.24 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 50 | 0.06 | 10 | 0.11 | Windows 98 |
| 14 | 41 | 0.05 | 17 | 0.18 | +http://www.exabot.com/go/robot |
| 15 | 24 | 0.03 | 20 | 0.21 | Windows 95 |
| 16 | 16 | 0.02 | 8 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 12 | 0.02 | 0 | 0.00 | http://www.botje.com/plukkie.htm |
| 18 | 11 | 0.01 | 7 | 0.07 | +http://www.xovibot.net/ |
| 19 | 6 | 0.01 | 3 | 0.03 | Windows CE |
| 20 | 6 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 21 | 6 | 0.01 | 6 | 0.06 | Windows 3.1 |
| 22 | 6 | 0.01 | 6 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 23 | 5 | 0.01 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 24 | 4 | 0.01 | 2 | 0.02 | support.orangebot@orange.com |
| 25 | 4 | 0.01 | 4 | 0.04 | Windows 2000 |
| 26 | 4 | 0.01 | 4 | 0.04 | Windows ME |
| 27 | 2 | 0.00 | 2 | 0.02 | +http://www.privacyaware.org |
| 28 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 29 | 2 | 0.00 | 1 | 0.01 | X11 |
| 30 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 31 | 2 | 0.00 | 1 | 0.01 | +http://www.findxbot.com |
| 32 | 2 | 0.00 | 1 | 0.01 | Android 2.3.5 |
| 33 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
| 34 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 35 | 2 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 5.0 |
