| Used Operating Systems |
| 1 | 66846 | 55.12 | 388 | 4.99 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 36709 | 30.27 | 4409 | 56.76 | Windows NT |
| 3 | 6290 | 5.19 | 793 | 10.21 | +http://ahrefs.com/robot/ |
| 4 | 2294 | 1.89 | 9 | 0.12 | +http://www.seoprofiler.com/bot |
| 5 | 1804 | 1.49 | 64 | 0.82 | +http://yandex.com/bots |
| 6 | 1710 | 1.41 | 1118 | 14.39 | +http://www.baidu.com/search/spider.html |
| 7 | 1614 | 1.33 | 355 | 4.57 | +http://www.bing.com/bingbot.htm |
| 8 | 1215 | 1.00 | 188 | 2.42 | +http://www.google.com/bot.html |
| 9 | 941 | 0.78 | 54 | 0.70 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 646 | 0.53 | 128 | 1.65 | +http://www.linkdex.com/about/bots/ |
| 11 | 477 | 0.39 | 141 | 1.82 | ezooms.bot@gmail.com |
| 12 | 183 | 0.15 | 11 | 0.14 | X11 |
| 13 | 140 | 0.12 | 4 | 0.05 | +http://monoid.nic.ru/ |
| 14 | 115 | 0.09 | 14 | 0.18 | +http://www.exabot.com/go/robot |
| 15 | 108 | 0.09 | 4 | 0.05 | Android 2.3.5 |
| 16 | 28 | 0.02 | 2 | 0.03 | +http://siteexplorer.info/ |
| 17 | 27 | 0.02 | 24 | 0.31 | Windows 95 |
| 18 | 23 | 0.02 | 3 | 0.04 | Linux [unknown version] |
| 19 | 17 | 0.01 | 3 | 0.04 | Windows 98 |
| 20 | 8 | 0.01 | 8 | 0.10 | Auto; Windows |
| 21 | 8 | 0.01 | 4 | 0.05 | http://crawler.sistrix.net/ |
| 22 | 8 | 0.01 | 2 | 0.03 | +http://endb-consolidated.aihit.com/ |
| 23 | 6 | 0.00 | 6 | 0.08 | Windows CE |
| 24 | 6 | 0.00 | 3 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 25 | 6 | 0.00 | 6 | 0.08 | ) - BrowseX (2.0.0 Windows |
| 26 | 5 | 0.00 | 4 | 0.05 | Windows ME |
| 27 | 4 | 0.00 | 4 | 0.05 | Windows 2000 |
| 28 | 4 | 0.00 | 0 | 0.00 | Windows 9. |
| 29 | 4 | 0.00 | 4 | 0.05 | +info@netcraft.com |
| 30 | 4 | 0.00 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 31 | 4 | 0.00 | 4 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 32 | 3 | 0.00 | 0 | 0.00 | i686 Linux; 20020515 |
| 33 | 3 | 0.00 | 2 | 0.03 | Windows XP |
| 34 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 35 | 2 | 0.00 | 2 | 0.03 | Macintosh PPC |
| 36 | 2 | 0.00 | 2 | 0.03 | Windows 3.1 |
| 37 | 2 | 0.00 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 38 | 2 | 0.00 | 2 | 0.03 | http://www.dataprovider.com/ |
| 39 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
