| Used Operating Systems |
| 1 | 25214 | 64.90 | 358 | 5.64 | http://www.opensiteexplorer.org/dotbot, ... |
| 2 | 3110 | 8.00 | 723 | 11.39 | +http://www.google.com/bot.html |
| 3 | 2518 | 6.48 | 2420 | 38.12 | +http://www.baidu.com/search/spider.html |
| 4 | 1479 | 3.81 | 20 | 0.32 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 1322 | 3.40 | 553 | 8.71 | Windows NT |
| 6 | 955 | 2.46 | 303 | 4.77 | +http://www.bing.com/bingbot.htm |
| 7 | 820 | 2.11 | 32 | 0.50 | http://mj12bot.com/ |
| 8 | 585 | 1.51 | 153 | 2.41 | +http://yandex.com/bots |
| 9 | 410 | 1.06 | 113 | 1.78 | +http://www.linkdex.com/bots/ |
| 10 | 249 | 0.64 | 117 | 1.84 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 180 | 0.46 | 179 | 2.82 | Windows 2003 |
| 12 | 167 | 0.43 | 85 | 1.34 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 165 | 0.42 | 163 | 2.57 | Windows 2002 |
| 14 | 157 | 0.40 | 154 | 2.43 | Windows 2006 |
| 15 | 150 | 0.39 | 149 | 2.35 | Windows 2005 |
| 16 | 149 | 0.38 | 147 | 2.32 | Windows 2008 |
| 17 | 144 | 0.37 | 143 | 2.25 | Windows 2007 |
| 18 | 137 | 0.35 | 136 | 2.14 | Windows 9 |
| 19 | 131 | 0.34 | 130 | 2.05 | Windows 2004 |
| 20 | 128 | 0.33 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 21 | 117 | 0.30 | 91 | 1.43 | +http://ahrefs.com/robot/ |
| 22 | 92 | 0.24 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 23 | 74 | 0.19 | 2 | 0.03 | Linux i586 [unknown version] |
| 24 | 69 | 0.18 | 4 | 0.06 | J2ME/MIDP |
| 25 | 50 | 0.13 | 45 | 0.71 | Windows 95 |
| 26 | 49 | 0.13 | 6 | 0.09 | +https://www.mojeek.com/bot.html |
| 27 | 23 | 0.06 | 17 | 0.27 | Windows 98 |
| 28 | 19 | 0.05 | 8 | 0.13 | +http://napoveda.seznam.cz/en/seznambot-... |
| 29 | 18 | 0.05 | 2 | 0.03 | +http://www.seokicks.de/robot.html |
| 30 | 17 | 0.04 | 9 | 0.14 | +http://www.exabot.com/go/robot |
| 31 | 15 | 0.04 | 3 | 0.05 | +http://webmeup-crawler.com/ |
| 32 | 14 | 0.04 | 2 | 0.03 | +http://siteexplorer.info/Backlink-Check... |
| 33 | 14 | 0.04 | 2 | 0.03 | +http://siteexplorer.info/ |
| 34 | 13 | 0.03 | 1 | 0.02 | +https://www.dataprovider.com/ |
| 35 | 11 | 0.03 | 5 | 0.08 | +https://deusu.de/robot.html |
| 36 | 11 | 0.03 | 5 | 0.08 | Windows XP |
| 37 | 11 | 0.03 | 11 | 0.17 | MSIE 5.5; Windows NT 4.0 |
| 38 | 10 | 0.03 | 10 | 0.16 | ) - BrowseX (2.0.0 Windows |
| 39 | 8 | 0.02 | 8 | 0.13 | MSIE 5.5; Windows NT 5.0 |
| 40 | 6 | 0.02 | 6 | 0.09 | Windows CE |
| 41 | 6 | 0.02 | 6 | 0.09 | Windows ME |
| 42 | 6 | 0.02 | 6 | 0.09 | Windows 3.1 |
| 43 | 5 | 0.01 | 1 | 0.02 | +http://glutenfreepleasure.com/ |
| 44 | 4 | 0.01 | 4 | 0.06 | Windows 2000 |
| 45 | 3 | 0.01 | 0 | 0.00 | Android |
| 46 | 3 | 0.01 | 3 | 0.05 | Auto; Windows |
| 47 | 3 | 0.01 | 3 | 0.05 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 48 | 2 | 0.01 | 2 | 0.03 | +http://pmoz.info/doc/botinfo.htm |
| 49 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 50 | 2 | 0.01 | 1 | 0.02 | +http://duckduckgo.com |
| 51 | 2 | 0.01 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 52 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 53 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 54 | 1 | 0.00 | 1 | 0.02 | +http://www.uptime.com/uptimebot |
| 55 | 1 | 0.00 | 1 | 0.02 | Linux i686 [unknown version] |
