| Used Operating Systems |
| 1 | 13873 | 34.68 | 191 | 8.78 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 10799 | 27.00 | 182 | 8.36 | +http://ahrefs.com/robot/ |
| 3 | 7285 | 18.21 | 1040 | 47.79 | Windows NT |
| 4 | 2355 | 5.89 | 221 | 10.16 | +http://www.google.com/bot.html |
| 5 | 1820 | 4.55 | 67 | 3.08 | +http://yandex.com/bots |
| 6 | 1040 | 2.60 | 136 | 6.25 | +http://www.bing.com/bingbot.htm |
| 7 | 746 | 1.86 | 246 | 11.31 | +http://www.baidu.com/search/spider.html |
| 8 | 569 | 1.42 | 6 | 0.28 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 342 | 0.85 | 3 | 0.14 | +http://megaindex.com/crawler |
| 10 | 284 | 0.71 | 2 | 0.09 | +http://www.semrush.com/bot.html |
| 11 | 234 | 0.58 | 8 | 0.37 | Linux i686 [unknown version] |
| 12 | 226 | 0.56 | 2 | 0.09 | +http://OpenLinkProfiler.org/bot |
| 13 | 140 | 0.35 | 2 | 0.09 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 58 | 0.14 | 20 | 0.92 | Windows 95 |
| 15 | 43 | 0.11 | 13 | 0.60 | Windows XP |
| 16 | 32 | 0.08 | 6 | 0.28 | +http://www.exabot.com/go/robot |
| 17 | 30 | 0.07 | 0 | 0.00 | InfegyAtlas/1.0; en-US; collection@infeg... |
| 18 | 24 | 0.06 | 2 | 0.09 | +https://www.lipperhey.com/en/about/ |
| 19 | 20 | 0.05 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 20 | 16 | 0.04 | 6 | 0.28 | +http://www.linkdex.com/bots/ |
| 21 | 16 | 0.04 | 5 | 0.23 | Windows 98 |
| 22 | 15 | 0.04 | 5 | 0.23 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 10 | 0.02 | 4 | 0.18 | Windows 3.1 |
| 24 | 10 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 25 | 4 | 0.01 | 4 | 0.18 | +http://domainsigma.com/robot |
| 26 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 27 | 2 | 0.00 | 1 | 0.05 | Android 2.3.5 |
| 28 | 2 | 0.00 | 2 | 0.09 | Linux i586 [unknown version] |
| 29 | 2 | 0.00 | 0 | 0.00 | X11 |
| 30 | 1 | 0.00 | 1 | 0.05 | Linux [unknown version] |
| 31 | 1 | 0.00 | 1 | 0.05 | +http://duckduckgo.com |
