| Used Operating Systems |
| 1 | 22365 | 53.20 | 9436 | 44.18 | Windows NT |
| 2 | 12979 | 30.88 | 7106 | 33.27 | +http://ahrefs.com/robot/ |
| 3 | 4731 | 11.25 | 3921 | 18.36 | +http://www.baidu.com/search/spider.html |
| 4 | 486 | 1.16 | 263 | 1.23 | +http://www.google.com/bot.html |
| 5 | 345 | 0.82 | 129 | 0.60 | +http://yandex.com/bots |
| 6 | 304 | 0.72 | 168 | 0.79 | +http://www.bing.com/bingbot.htm |
| 7 | 259 | 0.62 | 90 | 0.42 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 232 | 0.55 | 135 | 0.63 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 124 | 0.29 | 33 | 0.15 | +http://www.linkdex.com/bots/ |
| 10 | 82 | 0.20 | 1 | 0.00 | Windows XP |
| 11 | 56 | 0.13 | 54 | 0.25 | +http://www.xovibot.net/ |
| 12 | 24 | 0.06 | 2 | 0.01 | +https://www.lipperhey.com/en/about/ |
| 13 | 14 | 0.03 | 1 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 14 | 8 | 0.02 | 4 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 6 | 0.01 | 4 | 0.02 | AyeAyeBot |
| 16 | 6 | 0.01 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 17 | 4 | 0.01 | 2 | 0.01 | http://www.botje.com/plukkie.htm |
| 18 | 3 | 0.01 | 2 | 0.01 | +info@netcraft.com |
| 19 | 3 | 0.01 | 2 | 0.01 | Windows 98 |
| 20 | 2 | 0.00 | 1 | 0.00 | http://nmap.org/book/nse.html |
| 21 | 2 | 0.00 | 2 | 0.01 | X11 |
| 22 | 1 | 0.00 | 1 | 0.00 | Windows CE |
| 23 | 1 | 0.00 | 1 | 0.00 | Windows 95 |
