| Used Operating Systems |
| 1 | 18350 | 45.44 | 181 | 4.95 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 11526 | 28.54 | 42 | 1.15 | +http://ahrefs.com/robot/ |
| 3 | 3602 | 8.92 | 1128 | 30.84 | Windows NT |
| 4 | 1813 | 4.49 | 328 | 8.97 | http://www.opensiteexplorer.org/dotbot, ... |
| 5 | 1589 | 3.94 | 1164 | 31.82 | +http://www.baidu.com/search/spider.html |
| 6 | 628 | 1.56 | 3 | 0.08 | +http://webmeup-crawler.com/ |
| 7 | 614 | 1.52 | 174 | 4.76 | +http://www.bing.com/bingbot.htm |
| 8 | 588 | 1.46 | 238 | 6.51 | +http://www.xovibot.net/ |
| 9 | 427 | 1.06 | 120 | 3.28 | +http://www.google.com/bot.html |
| 10 | 306 | 0.76 | 112 | 3.06 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 229 | 0.57 | 1 | 0.03 | +http://www.seokicks.de/robot.html |
| 12 | 219 | 0.54 | 57 | 1.56 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 142 | 0.35 | 1 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 14 | 120 | 0.30 | 50 | 1.37 | +http://yandex.com/bots |
| 15 | 109 | 0.27 | 5 | 0.14 | +http://fulltext.sblog.cz/ |
| 16 | 45 | 0.11 | 16 | 0.44 | +http://www.linkdex.com/bots/ |
| 17 | 31 | 0.08 | 16 | 0.44 | +http://www.exabot.com/go/robot |
| 18 | 13 | 0.03 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 19 | 6 | 0.01 | 5 | 0.14 | Linux [unknown version] |
| 20 | 6 | 0.01 | 4 | 0.11 | Linux i586 [unknown version] |
| 21 | 4 | 0.01 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 3 | 0.01 | 3 | 0.08 | Linux i686 [unknown version] |
| 23 | 2 | 0.00 | 2 | 0.05 | +http://www.domaintuno.com/robot |
| 24 | 2 | 0.00 | 1 | 0.03 | Windows XP |
| 25 | 1 | 0.00 | 1 | 0.03 | Windows 2000 |
| 26 | 1 | 0.00 | 1 | 0.03 | +info@netcraft.com |
| 27 | 1 | 0.00 | 1 | 0.03 | +http://domainmacro.com |
| 28 | 1 | 0.00 | 1 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 29 | 1 | 0.00 | 0 | 0.00 | Windows 98 |
