| Used Operating Systems |
| 1 | 35231 | 69.64 | 304 | 4.14 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 7331 | 14.49 | 4616 | 62.85 | +http://www.baidu.com/search/spider.html |
| 3 | 2782 | 5.50 | 483 | 6.58 | +http://ahrefs.com/robot/ |
| 4 | 2361 | 4.67 | 730 | 9.94 | +http://www.google.com/bot.html |
| 5 | 959 | 1.90 | 447 | 6.09 | Windows NT |
| 6 | 654 | 1.29 | 312 | 4.25 | +http://www.bing.com/bingbot.htm |
| 7 | 268 | 0.53 | 9 | 0.12 | +http://fulltext.sblog.cz/ |
| 8 | 241 | 0.48 | 136 | 1.85 | +http://www.linkdex.com/bots/ |
| 9 | 203 | 0.40 | 69 | 0.94 | +http://yandex.com/bots |
| 10 | 96 | 0.19 | 6 | 0.08 | WinHttp.WinHttpRequest.5 |
| 11 | 54 | 0.11 | 27 | 0.37 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 48 | 0.09 | 20 | 0.27 | +http://help.coccoc.com/ |
| 13 | 44 | 0.09 | 16 | 0.22 | +http://www.exabot.com/go/robot |
| 14 | 42 | 0.08 | 22 | 0.30 | +http://www.meanpath.com/meanpathbot.htm... |
| 15 | 38 | 0.08 | 38 | 0.52 | +http://warifort.moykrest.ru |
| 16 | 35 | 0.07 | 11 | 0.15 | http://help.yahoo.com/help/us/ysearch/sl... |
| 17 | 35 | 0.07 | 5 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 18 | 28 | 0.06 | 28 | 0.38 | +http://monasterytea.spbdyet.ru |
| 19 | 22 | 0.04 | 17 | 0.23 | +http://www.xovibot.net/ |
| 20 | 20 | 0.04 | 2 | 0.03 | http://filterdb.iss.net/crawler/ |
| 21 | 14 | 0.03 | 2 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 22 | 12 | 0.02 | 3 | 0.04 | +http://www.seograph.net/bot.html |
| 23 | 10 | 0.02 | 8 | 0.11 | Windows 98 |
| 24 | 10 | 0.02 | 2 | 0.03 | Linux i586 [unknown version] |
| 25 | 10 | 0.02 | 2 | 0.03 | +http://www.profound.net/domainappender |
| 26 | 8 | 0.02 | 4 | 0.05 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 27 | 8 | 0.02 | 4 | 0.05 | Wayback Machine Live Record; +http://arc... |
| 28 | 8 | 0.02 | 8 | 0.11 | +http://domainsigma.com/robot |
| 29 | 6 | 0.01 | 4 | 0.05 | +info@netcraft.com |
| 30 | 4 | 0.01 | 2 | 0.03 | support.orangebot@orange.com |
| 31 | 4 | 0.01 | 2 | 0.03 | +https://www.mojeek.com/bot.html |
| 32 | 3 | 0.01 | 2 | 0.03 | +https://gimmeusa.com/pages/crawler |
| 33 | 2 | 0.00 | 2 | 0.03 | X11 |
| 34 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 35 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
