| Used Operating Systems |
| 1 | 25211 | 43.77 | 225 | 4.27 | +http://ahrefs.com/robot/ |
| 2 | 21943 | 38.10 | 178 | 3.38 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2473 | 4.29 | 1484 | 28.19 | Windows NT |
| 4 | 2309 | 4.01 | 2146 | 40.77 | +http://www.baidu.com/search/spider.html |
| 5 | 2232 | 3.88 | 766 | 14.55 | +http://www.google.com/bot.html |
| 6 | 2217 | 3.85 | 4 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 7 | 474 | 0.82 | 121 | 2.30 | +http://www.bing.com/bingbot.htm |
| 8 | 254 | 0.44 | 76 | 1.44 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 145 | 0.25 | 109 | 2.07 | +http://www.xovibot.net/ |
| 10 | 125 | 0.22 | 43 | 0.82 | +http://www.linkdex.com/bots/ |
| 11 | 93 | 0.16 | 36 | 0.68 | +http://yandex.com/bots |
| 12 | 31 | 0.05 | 31 | 0.59 | +http://monasterytea.spbdyet.ru |
| 13 | 18 | 0.03 | 9 | 0.17 | +http://help.coccoc.com/ |
| 14 | 13 | 0.02 | 1 | 0.02 | +https://www.lipperhey.com/en/about/ |
| 15 | 12 | 0.02 | 6 | 0.11 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 11 | 0.02 | 11 | 0.21 | +http://warifort.moykrest.ru/ |
| 17 | 8 | 0.01 | 8 | 0.15 | +http://warifort.moykrest.ru |
| 18 | 6 | 0.01 | 0 | 0.00 | Windows 98 |
| 19 | 5 | 0.01 | 1 | 0.02 | http://filterdb.iss.net/crawler/ |
| 20 | 4 | 0.01 | 2 | 0.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 21 | 2 | 0.00 | 2 | 0.04 | +https://gimmeusa.com/pages/crawler |
| 22 | 2 | 0.00 | 1 | 0.02 | Windows XP |
| 23 | 2 | 0.00 | 1 | 0.02 | +info@netcraft.com |
| 24 | 2 | 0.00 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 25 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
