| Used Operating Systems |
| 1 | 32060 | 77.51 | 242 | 6.84 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 2115 | 5.11 | 1157 | 32.68 | Windows NT |
| 3 | 1928 | 4.66 | 497 | 14.04 | +http://www.bing.com/bingbot.htm |
| 4 | 1474 | 3.56 | 669 | 18.90 | +http://www.baidu.com/search/spider.html |
| 5 | 871 | 2.11 | 355 | 10.03 | +http://www.google.com/bot.html |
| 6 | 585 | 1.41 | 2 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 7 | 361 | 0.87 | 109 | 3.08 | +http://yandex.com/bots |
| 8 | 302 | 0.73 | 99 | 2.80 | +http://www.linkdex.com/bots/ |
| 9 | 293 | 0.71 | 1 | 0.03 | +http://megaindex.com/crawler |
| 10 | 291 | 0.70 | 106 | 2.99 | +http://www.semrush.com/bot.html |
| 11 | 180 | 0.44 | 28 | 0.79 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 170 | 0.41 | 38 | 1.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 131 | 0.32 | 33 | 0.93 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 70 | 0.17 | 1 | 0.03 | +https://www.mojeek.com/bot.html |
| 15 | 66 | 0.16 | 2 | 0.06 | +http://webmeup-crawler.com/ |
| 16 | 59 | 0.14 | 28 | 0.79 | +http://www.exabot.com/go/robot |
| 17 | 44 | 0.11 | 16 | 0.45 | Windows 98 |
| 18 | 42 | 0.10 | 36 | 1.02 | Windows 95 |
| 19 | 40 | 0.10 | 5 | 0.14 | +http://fulltext.sblog.cz/ |
| 20 | 30 | 0.07 | 1 | 0.03 | Android |
| 21 | 26 | 0.06 | 1 | 0.03 | +http://filterdb.iss.net/crawler/ |
| 22 | 25 | 0.06 | 6 | 0.17 | +http://ahrefs.com/robot/ |
| 23 | 14 | 0.03 | 1 | 0.03 | +https://www.lipperhey.com/en/about/ |
| 24 | 14 | 0.03 | 2 | 0.06 | http://filterdb.iss.net/crawler/ |
| 25 | 14 | 0.03 | 2 | 0.06 | +http://www.profound.net/domainappender |
| 26 | 12 | 0.03 | 1 | 0.03 | crawler@mixrank.com |
| 27 | 11 | 0.03 | 9 | 0.25 | Windows 2000 |
| 28 | 11 | 0.03 | 9 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 29 | 10 | 0.02 | 5 | 0.14 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 9 | 0.02 | 2 | 0.06 | +http://www.findxbot.com |
| 31 | 9 | 0.02 | 9 | 0.25 | +http://domainsigma.com/robot |
| 32 | 8 | 0.02 | 8 | 0.23 | Windows ME |
| 33 | 8 | 0.02 | 4 | 0.11 | +http://shoulu.jike.com/spider.html |
| 34 | 7 | 0.02 | 6 | 0.17 | Windows CE |
| 35 | 7 | 0.02 | 7 | 0.20 | Auto; Windows |
| 36 | 7 | 0.02 | 5 | 0.14 | Windows 3.1 |
| 37 | 6 | 0.01 | 3 | 0.08 | support.orangebot@orange.com |
| 38 | 6 | 0.01 | 5 | 0.14 | ) - BrowseX (2.0.0 Windows |
| 39 | 6 | 0.01 | 3 | 0.08 | ScoutJet; +http://blekko.com/about/blekk... |
| 40 | 5 | 0.01 | 4 | 0.11 | Windows XP |
| 41 | 5 | 0.01 | 5 | 0.14 | MSIE 5.5; Windows NT 4.0 |
| 42 | 3 | 0.01 | 2 | 0.06 | Linux i686 [unknown version] |
| 43 | 3 | 0.01 | 3 | 0.08 | X11 |
| 44 | 2 | 0.00 | 1 | 0.03 | +http://gimmeusa-update.com/crawler |
| 45 | 2 | 0.00 | 1 | 0.03 | Android 2.3.5 |
| 46 | 2 | 0.00 | 2 | 0.06 | PPC Mac OS X Mach-O |
| 47 | 2 | 0.00 | 1 | 0.03 | +info@netcraft.com |
| 48 | 2 | 0.00 | 1 | 0.03 | +http://www.wevika.de/ |
| 49 | 2 | 0.00 | 2 | 0.06 | +http://www.grapeshot.co.uk/crawler.php |
| 50 | 2 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 51 | 2 | 0.00 | 1 | 0.03 | +http://help.naver.com/robots/ |
| 52 | 1 | 0.00 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 53 | 1 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 54 | 1 | 0.00 | 1 | 0.03 | Linux [unknown version] |
| 55 | 1 | 0.00 | 1 | 0.03 | Linux i586 [unknown version] |
| 56 | 1 | 0.00 | 1 | 0.03 | +http://advbot.org/bot.html |
| 57 | 1 | 0.00 | 0 | 0.00 | +http://www.xovibot.net/ |
