| Used Operating Systems |
| 1 | 2507 | 54.82 | 2140 | 72.08 | +http://www.baidu.com/search/spider.html |
| 2 | 877 | 19.18 | 392 | 13.20 | Windows NT |
| 3 | 276 | 6.04 | 168 | 5.66 | +http://www.bing.com/bingbot.htm |
| 4 | 210 | 4.59 | 53 | 1.79 | +http://www.google.com/bot.html |
| 5 | 137 | 3.00 | 53 | 1.79 | +http://yandex.com/bots |
| 6 | 134 | 2.93 | 28 | 0.94 | http://www.majestic12.co.uk/bot.php?+ |
| 7 | 64 | 1.40 | 2 | 0.07 | +http://www.warebay.com/bot.html |
| 8 | 52 | 1.14 | 10 | 0.34 | +http://OpenLinkProfiler.org/bot |
| 9 | 51 | 1.12 | 19 | 0.64 | Windows 95 |
| 10 | 38 | 0.83 | 20 | 0.67 | +http://ahrefs.com/robot/ |
| 11 | 30 | 0.66 | 2 | 0.07 | +https://www.aihitdata.com/about |
| 12 | 28 | 0.61 | 12 | 0.40 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 26 | 0.57 | 2 | 0.07 | +https://www.lipperhey.com/en/about/ |
| 14 | 22 | 0.48 | 10 | 0.34 | Windows 98 |
| 15 | 20 | 0.44 | 10 | 0.34 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 16 | 0.35 | 6 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 17 | 14 | 0.31 | 6 | 0.20 | Windows XP |
| 18 | 12 | 0.26 | 6 | 0.20 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 10 | 0.22 | 4 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 20 | 9 | 0.20 | 3 | 0.10 | ) - BrowseX (2.0.0 Windows |
| 21 | 7 | 0.15 | 7 | 0.24 | +http://www.domaintuno.com/robot |
| 22 | 6 | 0.13 | 2 | 0.07 | Windows 2000 |
| 23 | 6 | 0.13 | 2 | 0.07 | Windows 3.1 |
| 24 | 4 | 0.09 | 2 | 0.07 | Windows CE |
| 25 | 3 | 0.07 | 2 | 0.07 | +info@netcraft.com |
| 26 | 3 | 0.07 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 27 | 2 | 0.04 | 2 | 0.07 | +https://gimmeusa.com/pages/crawler |
| 28 | 2 | 0.04 | 2 | 0.07 | Auto; Windows |
| 29 | 2 | 0.04 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 30 | 2 | 0.04 | 1 | 0.03 | Linux i686 [unknown version] |
| 31 | 1 | 0.02 | 1 | 0.03 | Linux [unknown version] |
| 32 | 1 | 0.02 | 1 | 0.03 | X11 |
| 33 | 1 | 0.02 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
