| Used Operating Systems |
| 1 | 13928 | 30.69 | 198 | 1.75 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 8996 | 19.82 | 4450 | 39.39 | +http://ahrefs.com/robot/ |
| 3 | 6077 | 13.39 | 388 | 3.43 | +http://yandex.com/bots |
| 4 | 3580 | 7.89 | 707 | 6.26 | +http://www.bing.com/bingbot.htm |
| 5 | 3449 | 7.60 | 2608 | 23.09 | +http://www.baidu.com/search/spider.html |
| 6 | 3432 | 7.56 | 1331 | 11.78 | Windows NT |
| 7 | 1583 | 3.49 | 773 | 6.84 | +http://www.google.com/bot.html |
| 8 | 892 | 1.97 | 4 | 0.04 | +http://www.warebay.com/bot.html |
| 9 | 821 | 1.81 | 193 | 1.71 | +http://www.linkdex.com/bots/ |
| 10 | 531 | 1.17 | 6 | 0.05 | +http://siteexplorer.info/ |
| 11 | 529 | 1.17 | 78 | 0.69 | +http://napoveda.seznam.cz/en/seznambot-... |
| 12 | 425 | 0.94 | 70 | 0.62 | +http://www.semrush.com/bot.html |
| 13 | 334 | 0.74 | 133 | 1.18 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 113 | 0.25 | 63 | 0.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 100 | 0.22 | 9 | 0.08 | +http://sur.ly/bot.html |
| 16 | 94 | 0.21 | 70 | 0.62 | Windows 95 |
| 17 | 73 | 0.16 | 26 | 0.23 | Windows 98 |
| 18 | 62 | 0.14 | 31 | 0.27 | +http://duckduckgo.com |
| 19 | 48 | 0.11 | 15 | 0.13 | Windows XP |
| 20 | 40 | 0.09 | 14 | 0.12 | +spider@seoscanners.net |
| 21 | 36 | 0.08 | 4 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 22 | 27 | 0.06 | 3 | 0.03 | +http://www.seokicks.de/robot.html |
| 23 | 25 | 0.06 | 13 | 0.12 | +http://www.exabot.com/go/robot |
| 24 | 20 | 0.04 | 14 | 0.12 | Auto; Windows |
| 25 | 20 | 0.04 | 15 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 26 | 18 | 0.04 | 2 | 0.02 | +https://www.dataprovider.com/ |
| 27 | 15 | 0.03 | 15 | 0.13 | Windows 2000 |
| 28 | 15 | 0.03 | 15 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 29 | 12 | 0.03 | 1 | 0.01 | Android |
| 30 | 12 | 0.03 | 3 | 0.03 | http://www.opensiteexplorer.org/dotbot, ... |
| 31 | 11 | 0.02 | 9 | 0.08 | Windows CE |
| 32 | 10 | 0.02 | 10 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 33 | 9 | 0.02 | 5 | 0.04 | Windows ME |
| 34 | 9 | 0.02 | 5 | 0.04 | Windows 3.1 |
| 35 | 7 | 0.02 | 0 | 0.00 | +http://www.pdffiller.com/en/support.htm |
| 36 | 5 | 0.01 | 5 | 0.04 | +http://www.uptime.com/uptimebot |
| 37 | 4 | 0.01 | 0 | 0.00 | +http://webmeup-crawler.com/ |
| 38 | 3 | 0.01 | 2 | 0.02 | +info@netcraft.com |
| 39 | 2 | 0.00 | 1 | 0.01 | support.orangebot@orange.com |
| 40 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 41 | 2 | 0.00 | 2 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 42 | 2 | 0.00 | 1 | 0.01 | +http://domainsigma.com/robot |
| 43 | 1 | 0.00 | 0 | 0.00 | +http://www.domainoptima.com/robot |
| 44 | 1 | 0.00 | 0 | 0.00 | http://drive.google.com |
| 45 | 1 | 0.00 | 1 | 0.01 | Linux [unknown version] |
| 46 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 47 | 1 | 0.00 | 1 | 0.01 | http://nmap.org/book/nse.html |
| 48 | 1 | 0.00 | 1 | 0.01 | Android 2.3.4 |
| 49 | 1 | 0.00 | 1 | 0.01 | +http://www.xovibot.net/ |
| 50 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
