| Used Operating Systems |
| 1 | 26906 | 39.18 | 531 | 3.20 | +http://yandex.com/bots |
| 2 | 16034 | 23.35 | 12432 | 74.89 | +http://ahrefs.com/robot/ |
| 3 | 14038 | 20.44 | 156 | 0.94 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 7464 | 10.87 | 237 | 1.43 | Windows NT |
| 5 | 3153 | 4.59 | 2773 | 16.70 | +http://www.baidu.com/search/spider.html |
| 6 | 396 | 0.58 | 215 | 1.30 | +http://www.bing.com/bingbot.htm |
| 7 | 392 | 0.57 | 174 | 1.05 | +http://www.google.com/bot.html |
| 8 | 79 | 0.12 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 9 | 77 | 0.11 | 17 | 0.10 | +http://www.linkdex.com/bots/ |
| 10 | 37 | 0.05 | 0 | 0.00 | +http://www.xovibot.net/ |
| 11 | 20 | 0.03 | 3 | 0.02 | Windows 3.1 |
| 12 | 16 | 0.02 | 14 | 0.08 | Windows 98 |
| 13 | 14 | 0.02 | 13 | 0.08 | Windows 95 |
| 14 | 9 | 0.01 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 15 | 6 | 0.01 | 6 | 0.04 | Windows ME |
| 16 | 5 | 0.01 | 5 | 0.03 | Auto; Windows |
| 17 | 5 | 0.01 | 4 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 18 | 4 | 0.01 | 4 | 0.02 | Windows 2000 |
| 19 | 4 | 0.01 | 4 | 0.02 | Windows CE |
| 20 | 4 | 0.01 | 1 | 0.01 | http://www.opensiteexplorer.org/dotbot, ... |
| 21 | 3 | 0.00 | 1 | 0.01 | Windows XP |
| 22 | 3 | 0.00 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 23 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 24 | 2 | 0.00 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 25 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 26 | 1 | 0.00 | 1 | 0.01 | Linux i586 [unknown version] |
| 27 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 28 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
