| Used Operating Systems |
| 1 | 6346 | 35.53 | 122 | 3.53 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3114 | 17.44 | 14 | 0.41 | +http://www.warebay.com/bot.html |
| 3 | 2697 | 15.10 | 2201 | 63.70 | +http://www.baidu.com/search/spider.html |
| 4 | 1545 | 8.65 | 198 | 5.73 | +http://ahrefs.com/robot/ |
| 5 | 1049 | 5.87 | 416 | 12.04 | +http://www.bing.com/bingbot.htm |
| 6 | 938 | 5.25 | 25 | 0.72 | +http://OpenLinkProfiler.org/bot |
| 7 | 905 | 5.07 | 93 | 2.69 | Windows NT |
| 8 | 386 | 2.16 | 134 | 3.88 | +http://www.google.com/bot.html |
| 9 | 266 | 1.49 | 54 | 1.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 144 | 0.81 | 112 | 3.24 | +http://www.linkdex.com/bots/ |
| 11 | 122 | 0.68 | 1 | 0.03 | +http://www.seokicks.de/robot.html |
| 12 | 68 | 0.38 | 17 | 0.49 | +http://yandex.com/bots |
| 13 | 62 | 0.35 | 5 | 0.14 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 42 | 0.24 | 4 | 0.12 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 28 | 0.16 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 16 | 24 | 0.13 | 2 | 0.06 | Linux i686 [unknown version] |
| 17 | 24 | 0.13 | 2 | 0.06 | +https://www.lipperhey.com/en/about/ |
| 18 | 23 | 0.13 | 23 | 0.67 | +http://warifort.moykrest.ru/ |
| 19 | 14 | 0.08 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 20 | 14 | 0.08 | 7 | 0.20 | +http://www.meanpath.com/meanpathbot.htm... |
| 21 | 14 | 0.08 | 6 | 0.17 | +http://www.exabot.com/go/robot |
| 22 | 6 | 0.03 | 6 | 0.17 | Linux [unknown version] |
| 23 | 6 | 0.03 | 4 | 0.12 | +info@netcraft.com |
| 24 | 4 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 25 | 4 | 0.02 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 26 | 4 | 0.02 | 0 | 0.00 | Windows 98 |
| 27 | 3 | 0.02 | 2 | 0.06 | +http://www.xovibot.net/ |
| 28 | 2 | 0.01 | 2 | 0.06 | +https://gimmeusa.com/pages/crawler |
| 29 | 2 | 0.01 | 0 | 0.00 | +http://www.seograph.net/bot.html |
| 30 | 2 | 0.01 | 2 | 0.06 | X11 |
| 31 | 1 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 32 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
