| Used Operating Systems |
| 1 | 74600 | 82.60 | 703 | 6.52 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10556 | 11.69 | 8042 | 74.57 | +http://ahrefs.com/robot/ |
| 3 | 1732 | 1.92 | 581 | 5.39 | Windows NT |
| 4 | 962 | 1.07 | 194 | 1.80 | +http://www.linkdex.com/bots/ |
| 5 | 889 | 0.98 | 799 | 7.41 | +http://www.baidu.com/search/spider.html |
| 6 | 729 | 0.81 | 177 | 1.64 | +http://www.bing.com/bingbot.htm |
| 7 | 412 | 0.46 | 189 | 1.75 | +http://www.google.com/bot.html |
| 8 | 268 | 0.30 | 42 | 0.39 | +http://yandex.com/bots |
| 9 | 77 | 0.09 | 32 | 0.30 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 62 | 0.07 | 4 | 0.04 | +https://www.lipperhey.com/en/about/ |
| 11 | 7 | 0.01 | 7 | 0.06 | +http://www.xovibot.net/ |
| 12 | 6 | 0.01 | 0 | 0.00 | Windows 98 |
| 13 | 4 | 0.00 | 2 | 0.02 | http://www.botje.com/plukkie.htm |
| 14 | 4 | 0.00 | 4 | 0.04 | Windows XP |
| 15 | 4 | 0.00 | 2 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 2 | 0.00 | 2 | 0.02 | Linux i686 [unknown version] |
| 17 | 2 | 0.00 | 2 | 0.02 | Windows 95 |
| 18 | 2 | 0.00 | 0 | 0.00 | X11 |
| 19 | 2 | 0.00 | 2 | 0.02 | +info@netcraft.com |
