| Used Operating Systems |
| 1 | 7427 | 66.84 | 3210 | 64.23 | Windows NT |
| 2 | 1264 | 11.38 | 1221 | 24.43 | +http://www.baidu.com/search/spider.html |
| 3 | 1064 | 9.58 | 56 | 1.12 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 409 | 3.68 | 165 | 3.30 | +http://www.bing.com/bingbot.htm |
| 5 | 229 | 2.06 | 45 | 0.90 | +http://yandex.com/bots |
| 6 | 226 | 2.03 | 78 | 1.56 | +http://www.linkdex.com/bots/ |
| 7 | 179 | 1.61 | 94 | 1.88 | +http://www.google.com/bot.html |
| 8 | 52 | 0.47 | 28 | 0.56 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 9 | 42 | 0.38 | 15 | 0.30 | +http://www.exabot.com/go/robot |
| 10 | 34 | 0.31 | 17 | 0.34 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 28 | 0.25 | 13 | 0.26 | http://www.opensiteexplorer.org/dotbot, ... |
| 12 | 24 | 0.22 | 6 | 0.12 | X11 |
| 13 | 12 | 0.11 | 4 | 0.08 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 10 | 0.09 | 3 | 0.06 | Android 2.3.5 |
| 15 | 9 | 0.08 | 3 | 0.06 | http://crawler.007ac9.net/ |
| 16 | 8 | 0.07 | 1 | 0.02 | +http://ahrefs.com/robot/ |
| 17 | 8 | 0.07 | 4 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 18 | 8 | 0.07 | 2 | 0.04 | http://filterdb.iss.net/crawler/ |
| 19 | 8 | 0.07 | 2 | 0.04 | +http://r4downloads.co |
| 20 | 7 | 0.06 | 5 | 0.10 | Windows 98 |
| 21 | 5 | 0.05 | 2 | 0.04 | Windows 95 |
| 22 | 5 | 0.05 | 4 | 0.08 | +http://www.semrush.com/bot.html |
| 23 | 4 | 0.04 | 2 | 0.04 | Auto; Windows |
| 24 | 4 | 0.04 | 1 | 0.02 | +http://getdownload.ws |
| 25 | 4 | 0.04 | 1 | 0.02 | +http://galaxydownloads.co |
| 26 | 4 | 0.04 | 2 | 0.04 | Windows XP |
| 27 | 4 | 0.04 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 28 | 4 | 0.04 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 29 | 3 | 0.03 | 1 | 0.02 | Windows 2000 |
| 30 | 3 | 0.03 | 1 | 0.02 | +http://mono.name |
| 31 | 3 | 0.03 | 1 | 0.02 | +http://plus5files.net |
| 32 | 3 | 0.03 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 33 | 2 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 34 | 2 | 0.02 | 2 | 0.04 | +http://fb02itsscan.fh-muenster.de |
| 35 | 2 | 0.02 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 36 | 2 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 37 | 2 | 0.02 | 1 | 0.02 | +info@netcraft.com |
| 38 | 2 | 0.02 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 39 | 2 | 0.02 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 40 | 1 | 0.01 | 1 | 0.02 | +http://domainsigma.com/robot |
| 41 | 1 | 0.01 | 1 | 0.02 | +http://gimme60.com |
| 42 | 1 | 0.01 | 1 | 0.02 | +http://www.xovibot.net/ |
