| Used Operating Systems |
| 1 | 19811 | 54.51 | 258 | 4.09 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4044 | 11.13 | 2204 | 34.95 | Windows NT |
| 3 | 2856 | 7.86 | 2611 | 41.41 | +http://www.baidu.com/search/spider.html |
| 4 | 2533 | 6.97 | 3 | 0.05 | +http://OpenLinkProfiler.org/bot |
| 5 | 1989 | 5.47 | 425 | 6.74 | +http://www.bing.com/bingbot.htm |
| 6 | 1722 | 4.74 | 2 | 0.03 | +http://webmeup-crawler.com/ |
| 7 | 867 | 2.39 | 386 | 6.12 | +http://www.google.com/bot.html |
| 8 | 537 | 1.48 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 9 | 514 | 1.41 | 4 | 0.06 | +http://www.warebay.com/bot.html |
| 10 | 422 | 1.16 | 67 | 1.06 | +http://yandex.com/bots |
| 11 | 389 | 1.07 | 167 | 2.65 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 270 | 0.74 | 86 | 1.36 | +http://www.linkdex.com/bots/ |
| 13 | 202 | 0.56 | 5 | 0.08 | +http://ahrefs.com/robot/ |
| 14 | 68 | 0.19 | 33 | 0.52 | +http://www.exabot.com/go/robot |
| 15 | 14 | 0.04 | 7 | 0.11 | http://www.opensiteexplorer.org/dotbot, ... |
| 16 | 14 | 0.04 | 7 | 0.11 | X11 |
| 17 | 12 | 0.03 | 5 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 18 | 10 | 0.03 | 5 | 0.08 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 9 | 0.02 | 0 | 0.00 | J2ME/MIDP |
| 20 | 8 | 0.02 | 2 | 0.03 | +http://isdownload.biz |
| 21 | 6 | 0.02 | 3 | 0.05 | Android 2.3.5 |
| 22 | 4 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 23 | 4 | 0.01 | 1 | 0.02 | +http://mercedes-w123.net |
| 24 | 4 | 0.01 | 1 | 0.02 | +http://medialine-it.com |
| 25 | 4 | 0.01 | 1 | 0.02 | +http://t2downloads.xyz |
| 26 | 3 | 0.01 | 3 | 0.05 | Windows 2000 |
| 27 | 3 | 0.01 | 3 | 0.05 | +http://fb02itsscan.fh-muenster.de |
| 28 | 3 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 29 | 3 | 0.01 | 3 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 30 | 2 | 0.01 | 0 | 0.00 | Series 60 |
| 31 | 2 | 0.01 | 0 | 0.00 | Android |
| 32 | 2 | 0.01 | 2 | 0.03 | Windows ME |
| 33 | 2 | 0.01 | 2 | 0.03 | Linux i686 [unknown version] |
| 34 | 2 | 0.01 | 1 | 0.02 | Windows 98 |
| 35 | 1 | 0.00 | 1 | 0.02 | Unknown |
| 36 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 37 | 1 | 0.00 | 1 | 0.02 | +http://gimme60.com |
| 38 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 39 | 1 | 0.00 | 1 | 0.02 | Windows 3.1 |
| 40 | 1 | 0.00 | 1 | 0.02 | Windows 95 |
