| Used Operating Systems |
| 1 | 9362 | 28.63 | 1783 | 31.49 | Windows NT |
| 2 | 8763 | 26.80 | 76 | 1.34 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 3519 | 10.76 | 1955 | 34.53 | +http://www.baidu.com/search/spider.html |
| 4 | 2824 | 8.64 | 182 | 3.21 | +http://yandex.com/bots |
| 5 | 2443 | 7.47 | 495 | 8.74 | +http://www.bing.com/bingbot.htm |
| 6 | 2009 | 6.14 | 335 | 5.92 | +http://www.google.com/bot.html |
| 7 | 1334 | 4.08 | 282 | 4.98 | http://www.opensiteexplorer.org/dotbot, ... |
| 8 | 485 | 1.48 | 96 | 1.70 | +http://www.linkdex.com/bots/ |
| 9 | 315 | 0.96 | 1 | 0.02 | +http://napoveda.seznam.cz/en/seznambot-... |
| 10 | 243 | 0.74 | 23 | 0.41 | +http://www.semrush.com/bot.html |
| 11 | 194 | 0.59 | 27 | 0.48 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 192 | 0.59 | 62 | 1.10 | Windows 98 |
| 13 | 182 | 0.56 | 24 | 0.42 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 176 | 0.54 | 36 | 0.64 | +http://ahrefs.com/robot/ |
| 15 | 117 | 0.36 | 69 | 1.22 | Windows 95 |
| 16 | 100 | 0.31 | 36 | 0.64 | Windows XP |
| 17 | 57 | 0.17 | 40 | 0.71 | +http://www.xovibot.net/ |
| 18 | 28 | 0.09 | 2 | 0.04 | +https://www.dataprovider.com/ |
| 19 | 28 | 0.09 | 0 | 0.00 | +http://help.coccoc.com/searchengine |
| 20 | 25 | 0.08 | 15 | 0.26 | Windows 3.1 |
| 21 | 25 | 0.08 | 4 | 0.07 | +http://www.exabot.com/go/robot |
| 22 | 24 | 0.07 | 8 | 0.14 | +http://OpenLinkProfiler.org/bot |
| 23 | 24 | 0.07 | 3 | 0.05 | +http://www.seokicks.de/robot.html |
| 24 | 24 | 0.07 | 10 | 0.18 | +http://duckduckgo.com |
| 25 | 23 | 0.07 | 12 | 0.21 | Windows CE |
| 26 | 21 | 0.06 | 3 | 0.05 | +http://www.profound.net/domainappender |
| 27 | 19 | 0.06 | 18 | 0.32 | Windows 2000 |
| 28 | 17 | 0.05 | 9 | 0.16 | Auto; Windows |
| 29 | 13 | 0.04 | 2 | 0.04 | Linux i686 [unknown version] |
| 30 | 12 | 0.04 | 0 | 0.00 | Windows 9. |
| 31 | 11 | 0.03 | 10 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 32 | 10 | 0.03 | 8 | 0.14 | Windows ME |
| 33 | 10 | 0.03 | 7 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 34 | 9 | 0.03 | 5 | 0.09 | ) - BrowseX (2.0.0 Windows |
| 35 | 6 | 0.02 | 4 | 0.07 | +http://pmoz.info/doc/botinfo.htm |
| 36 | 6 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 5 | 0.02 | 0 | 0.00 | http://drive.google.com |
| 38 | 5 | 0.02 | 3 | 0.05 | Linux [unknown version] |
| 39 | 5 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 40 | 4 | 0.01 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 41 | 4 | 0.01 | 2 | 0.04 | +http://help.naver.com/support/robots.ht... |
| 42 | 4 | 0.01 | 4 | 0.07 | +http://www.uptime.com/uptimebot |
| 43 | 3 | 0.01 | 1 | 0.02 | +http://sur.ly/bot.html |
| 44 | 3 | 0.01 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 45 | 3 | 0.01 | 0 | 0.00 | +http://www.pdffiller.com/en/support.htm |
| 46 | 2 | 0.01 | 2 | 0.04 | Windows 2006 |
| 47 | 2 | 0.01 | 1 | 0.02 | http://yooz.ir; info@yooz.ir |
| 48 | 2 | 0.01 | 0 | 0.00 | SunOS sun4u |
| 49 | 2 | 0.01 | 0 | 0.00 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 50 | 2 | 0.01 | 0 | 0.00 | +http://siteexplorer.info/ |
| 51 | 1 | 0.00 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 52 | 1 | 0.00 | 0 | 0.00 | http://support.paper.li/entries/20023257... |
| 53 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 54 | 1 | 0.00 | 1 | 0.02 | Linux i586 [unknown version] |
| 55 | 1 | 0.00 | 1 | 0.02 | Windows 2005 |
