| Used Operating Systems |
| 1 | 16234 | 38.89 | 199 | 2.35 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6104 | 14.62 | 1998 | 23.61 | Windows NT |
| 3 | 5196 | 12.45 | 2950 | 34.86 | +http://ahrefs.com/robot/ |
| 4 | 3376 | 8.09 | 1 | 0.01 | +http://megaindex.com/crawler |
| 5 | 2630 | 6.30 | 166 | 1.96 | +http://yandex.com/bots |
| 6 | 1995 | 4.78 | 4 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 7 | 1904 | 4.56 | 1738 | 20.54 | +http://www.baidu.com/search/spider.html |
| 8 | 1320 | 3.16 | 286 | 3.38 | +http://www.bing.com/bingbot.htm |
| 9 | 850 | 2.04 | 487 | 5.75 | +http://www.google.com/bot.html |
| 10 | 564 | 1.35 | 123 | 1.45 | +http://www.linkdex.com/bots/ |
| 11 | 432 | 1.03 | 36 | 0.43 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 225 | 0.54 | 131 | 1.55 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 209 | 0.50 | 30 | 0.35 | +http://www.semrush.com/bot.html |
| 14 | 182 | 0.44 | 72 | 0.85 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 87 | 0.21 | 1 | 0.01 | Linux [unknown version] |
| 16 | 82 | 0.20 | 68 | 0.80 | Windows 95 |
| 17 | 51 | 0.12 | 1 | 0.01 | +https://www.aihitdata.com/about |
| 18 | 48 | 0.11 | 24 | 0.28 | +http://duckduckgo.com |
| 19 | 37 | 0.09 | 25 | 0.30 | +http://www.xovibot.net/ |
| 20 | 30 | 0.07 | 18 | 0.21 | Windows 98 |
| 21 | 24 | 0.06 | 6 | 0.07 | X11 |
| 22 | 19 | 0.05 | 11 | 0.13 | Windows XP |
| 23 | 19 | 0.05 | 9 | 0.11 | +http://www.exabot.com/go/robot |
| 24 | 16 | 0.04 | 2 | 0.02 | +http://www.seokicks.de/robot.html |
| 25 | 12 | 0.03 | 11 | 0.13 | Windows 2000 |
| 26 | 10 | 0.02 | 10 | 0.12 | Auto; Windows |
| 27 | 9 | 0.02 | 9 | 0.11 | Windows ME |
| 28 | 9 | 0.02 | 1 | 0.01 | Android 2.3.5 |
| 29 | 9 | 0.02 | 1 | 0.01 | +https://www.dataprovider.com/ |
| 30 | 8 | 0.02 | 8 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 31 | 8 | 0.02 | 2 | 0.02 | +http://www.profound.net/domainappender |
| 32 | 7 | 0.02 | 6 | 0.07 | Windows CE |
| 33 | 6 | 0.01 | 6 | 0.07 | Windows 3.1 |
| 34 | 6 | 0.01 | 6 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 35 | 5 | 0.01 | 5 | 0.06 | Linux i686 [unknown version] |
| 36 | 5 | 0.01 | 5 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 37 | 4 | 0.01 | 3 | 0.04 | +http://www.uptime.com/uptimebot |
| 38 | 2 | 0.00 | 1 | 0.01 | +spider@seoscanners.net |
| 39 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 40 | 2 | 0.00 | 1 | 0.01 | +http://domainsigma.com/robot |
| 41 | 1 | 0.00 | 0 | 0.00 | +http://sur.ly/bot.html |
| 42 | 1 | 0.00 | 0 | 0.00 | +http://www.domainoptima.com/robot |
| 43 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 44 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
