| Used Operating Systems |
| 1 | 8288 | 36.57 | 168 | 2.24 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 6473 | 28.56 | 4004 | 53.47 | Windows NT |
| 3 | 2478 | 10.94 | 291 | 3.89 | +http://yandex.com/bots |
| 4 | 2333 | 10.30 | 1746 | 23.31 | +http://www.baidu.com/search/spider.html |
| 5 | 603 | 2.66 | 334 | 4.46 | +http://ahrefs.com/robot/ |
| 6 | 536 | 2.37 | 146 | 1.95 | +http://www.linkdex.com/bots/ |
| 7 | 404 | 1.78 | 140 | 1.87 | +http://www.google.com/bot.html |
| 8 | 386 | 1.70 | 141 | 1.88 | +http://www.bing.com/bingbot.htm |
| 9 | 346 | 1.53 | 101 | 1.35 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 150 | 0.66 | 13 | 0.17 | +http://filterdb.iss.net/crawler/ |
| 11 | 141 | 0.62 | 134 | 1.79 | Windows 95 |
| 12 | 106 | 0.47 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 13 | 95 | 0.42 | 43 | 0.57 | Windows 98 |
| 14 | 26 | 0.11 | 25 | 0.33 | Windows CE |
| 15 | 25 | 0.11 | 22 | 0.29 | ) - BrowseX (2.0.0 Windows |
| 16 | 23 | 0.10 | 22 | 0.29 | Windows 2000 |
| 17 | 23 | 0.10 | 21 | 0.28 | Auto; Windows |
| 18 | 23 | 0.10 | 7 | 0.09 | Android |
| 19 | 21 | 0.09 | 18 | 0.24 | Windows 3.1 |
| 20 | 20 | 0.09 | 19 | 0.25 | MSIE 5.5; Windows NT 5.0 |
| 21 | 17 | 0.08 | 15 | 0.20 | MSIE 5.5; Windows NT 4.0 |
| 22 | 16 | 0.07 | 7 | 0.09 | Windows XP |
| 23 | 14 | 0.06 | 14 | 0.19 | Windows ME |
| 24 | 14 | 0.06 | 7 | 0.09 | X11 |
| 25 | 10 | 0.04 | 5 | 0.07 | +http://www.meanpath.com/meanpathbot.htm... |
| 26 | 10 | 0.04 | 5 | 0.07 | +http://duckduckgo.com |
| 27 | 10 | 0.04 | 5 | 0.07 | +http://advbot.org/bot.html |
| 28 | 9 | 0.04 | 7 | 0.09 | Android 2.3.5 |
| 29 | 6 | 0.03 | 2 | 0.03 | http://www.lipperhey.com/ |
| 30 | 6 | 0.03 | 3 | 0.04 | +http://www.exabot.com/go/robot |
| 31 | 6 | 0.03 | 3 | 0.04 | +http://fulltext.sblog.cz/ |
| 32 | 4 | 0.02 | 2 | 0.03 | support.orangebot@orange.com |
| 33 | 4 | 0.02 | 2 | 0.03 | +http://help.coccoc.com/ |
| 34 | 4 | 0.02 | 2 | 0.03 | +http://www.findxbot.com |
| 35 | 4 | 0.02 | 2 | 0.03 | +http://gimme60.com |
| 36 | 3 | 0.01 | 1 | 0.01 | J2ME/MIDP |
| 37 | 3 | 0.01 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 38 | 3 | 0.01 | 2 | 0.03 | +info@netcraft.com |
| 39 | 3 | 0.01 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 40 | 3 | 0.01 | 1 | 0.01 | +http://mediaeden.net |
| 41 | 2 | 0.01 | 2 | 0.03 | +http://www.linkpad.ru |
| 42 | 2 | 0.01 | 1 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 43 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 44 | 2 | 0.01 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 45 | 2 | 0.01 | 1 | 0.01 | Bada |
| 46 | 1 | 0.00 | 1 | 0.01 | +http://www.parsijoo.ir/; ehsan.mousakaz... |
| 47 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
