| Used Operating Systems |
| 1 | 2766 | 42.63 | 586 | 19.63 | +http://www.bing.com/bingbot.htm |
| 2 | 2153 | 33.18 | 1847 | 61.88 | +http://www.baidu.com/search/spider.html |
| 3 | 401 | 6.18 | 240 | 8.04 | +http://www.google.com/bot.html |
| 4 | 378 | 5.83 | 72 | 2.41 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 268 | 4.13 | 64 | 2.14 | +http://yandex.com/bots |
| 6 | 133 | 2.05 | 67 | 2.24 | Windows NT |
| 7 | 114 | 1.76 | 25 | 0.84 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 80 | 1.23 | 29 | 0.97 | +http://ahrefs.com/robot/ |
| 9 | 56 | 0.86 | 15 | 0.50 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 32 | 0.49 | 1 | 0.03 | +https://www.aihitdata.com/about |
| 11 | 30 | 0.46 | 3 | 0.10 | http://filterdb.iss.net/crawler/ |
| 12 | 19 | 0.29 | 7 | 0.23 | +http://www.exabot.com/go/robot |
| 13 | 12 | 0.18 | 7 | 0.23 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 12 | 0.18 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 15 | 8 | 0.12 | 6 | 0.20 | +info@netcraft.com |
| 16 | 6 | 0.09 | 5 | 0.17 | http://nmap.org/book/nse.html |
| 17 | 5 | 0.08 | 0 | 0.00 | Linux [unknown version] |
| 18 | 4 | 0.06 | 2 | 0.07 | http://www.botje.com/plukkie.htm |
| 19 | 3 | 0.05 | 2 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 20 | 2 | 0.03 | 2 | 0.07 | FreeBSD [unknown version] |
| 21 | 2 | 0.03 | 1 | 0.03 | WinHttp.WinHttpRequest.5 |
| 22 | 2 | 0.03 | 1 | 0.03 | +http://fulltext.sblog.cz/ |
| 23 | 1 | 0.02 | 1 | 0.03 | Linux i686 [unknown version] |
| 24 | 1 | 0.02 | 1 | 0.03 | +http://www.grapeshot.co.uk/crawler.php |
