| Used Operating Systems |
| 1 | 2344 | 40.27 | 2111 | 50.35 | +http://www.baidu.com/search/spider.html |
| 2 | 1692 | 29.07 | 1470 | 35.06 | Windows NT |
| 3 | 705 | 12.11 | 236 | 5.63 | +http://www.bing.com/bingbot.htm |
| 4 | 212 | 3.64 | 94 | 2.24 | +http://www.google.com/bot.html |
| 5 | 117 | 2.01 | 45 | 1.07 | +http://yandex.com/bots |
| 6 | 114 | 1.96 | 0 | 0.00 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 91 | 1.56 | 44 | 1.05 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 78 | 1.34 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 9 | 76 | 1.31 | 33 | 0.79 | http://help.yahoo.com/help/us/ysearch/sl... |
| 10 | 75 | 1.29 | 25 | 0.60 | +http://www.profound.net/urlappendbot.ht... |
| 11 | 49 | 0.84 | 45 | 1.07 | +http://www.easou.com/search/spider.html |
| 12 | 45 | 0.77 | 0 | 0.00 | +http://www.meanpath.com/meanpathbot.htm... |
| 13 | 45 | 0.77 | 15 | 0.36 | +http://www.profound.net/domainappender |
| 14 | 36 | 0.62 | 15 | 0.36 | +http://www.exabot.com/go/robot |
| 15 | 17 | 0.29 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 16 | 13 | 0.22 | 8 | 0.19 | +http://wmaid.com/explore/ |
| 17 | 10 | 0.17 | 3 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 18 | 10 | 0.17 | 1 | 0.02 | +http://www.linkpad.ru |
| 19 | 8 | 0.14 | 4 | 0.10 | ScoutJet; +http://blekko.com/about/blekk... |
| 20 | 7 | 0.12 | 7 | 0.17 | Macintosh PPC |
| 21 | 7 | 0.12 | 0 | 0.00 | +http://siteexplorer.info/ |
| 22 | 6 | 0.10 | 2 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 23 | 6 | 0.10 | 4 | 0.10 | +info@netcraft.com |
| 24 | 6 | 0.10 | 3 | 0.07 | +http://endb-consolidated.aihit.com/ |
| 25 | 6 | 0.10 | 0 | 0.00 | +http://wummel.github.io/linkchecker/ |
| 26 | 4 | 0.07 | 2 | 0.05 | +https://www.mojeek.com/bot.html |
| 27 | 4 | 0.07 | 2 | 0.05 | +http://www.idmarch.org/bot.html |
| 28 | 4 | 0.07 | 2 | 0.05 | +http://fulltext.sblog.cz/ |
| 29 | 3 | 0.05 | 2 | 0.05 | Linux i686 [unknown version] |
| 30 | 3 | 0.05 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 31 | 3 | 0.05 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 32 | 2 | 0.03 | 2 | 0.05 | crawler@mixrank.com |
| 33 | 2 | 0.03 | 2 | 0.05 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 34 | 2 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 35 | 2 | 0.03 | 1 | 0.02 | crawler@goodzer.com |
| 36 | 2 | 0.03 | 2 | 0.05 | PPC Mac OS X Mach-O |
| 37 | 2 | 0.03 | 2 | 0.05 | Windows Phone OS 7.5 |
| 38 | 2 | 0.03 | 2 | 0.05 | AOL 9.7; AOLBuild 4343.55; Windows NT 6.... |
| 39 | 2 | 0.03 | 2 | 0.05 | Windows 98 |
| 40 | 2 | 0.03 | 1 | 0.02 | +http://prlog.ru/ |
| 41 | 2 | 0.03 | 2 | 0.05 | Intel Mac OS X 10.6 |
| 42 | 1 | 0.02 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 43 | 1 | 0.02 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
| 44 | 1 | 0.02 | 1 | 0.02 | Linux [unknown version] |
| 45 | 1 | 0.02 | 1 | 0.02 | Linux i586 [unknown version] |
