| Used Operating Systems |
| 1 | 8918 | 65.93 | 106 | 8.74 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 1300 | 9.61 | 9 | 0.74 | +http://www.warebay.com/bot.html |
| 3 | 940 | 6.95 | 213 | 17.56 | Windows NT |
| 4 | 923 | 6.82 | 596 | 49.13 | +http://www.baidu.com/search/spider.html |
| 5 | 400 | 2.96 | 3 | 0.25 | +http://OpenLinkProfiler.org/bot |
| 6 | 348 | 2.57 | 84 | 6.92 | +http://yandex.com/bots |
| 7 | 302 | 2.23 | 83 | 6.84 | +http://ahrefs.com/robot/ |
| 8 | 102 | 0.75 | 25 | 2.06 | +http://www.google.com/bot.html |
| 9 | 86 | 0.64 | 23 | 1.90 | +http://www.exabot.com/go/robot |
| 10 | 48 | 0.35 | 10 | 0.82 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 30 | 0.22 | 4 | 0.33 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 30 | 0.22 | 11 | 0.91 | +http://www.bing.com/bingbot.htm |
| 13 | 28 | 0.21 | 4 | 0.33 | help@moz.com |
| 14 | 20 | 0.15 | 10 | 0.82 | http://crawler.sistrix.net/ |
| 15 | 12 | 0.09 | 6 | 0.49 | +http://www.linkdex.com/bots/ |
| 16 | 12 | 0.09 | 4 | 0.33 | +http://www.linkdex.com/about/bots/ |
| 17 | 6 | 0.04 | 6 | 0.49 | Windows 95 |
| 18 | 4 | 0.03 | 2 | 0.16 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 3 | 0.02 | 3 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 20 | 2 | 0.01 | 2 | 0.16 | Auto; Windows |
| 21 | 2 | 0.01 | 2 | 0.16 | Windows ME |
| 22 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 23 | 2 | 0.01 | 2 | 0.16 | Windows 3.1 |
| 24 | 2 | 0.01 | 2 | 0.16 | Linux i686 [unknown version] |
| 25 | 2 | 0.01 | 2 | 0.16 | +info@netcraft.com |
| 26 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 27 | 1 | 0.01 | 1 | 0.08 | ) - BrowseX (2.0.0 Windows |
