| Used Operating Systems |
| 1 | 14382 | 59.61 | 159 | 2.92 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 4311 | 17.87 | 2137 | 39.18 | Windows NT |
| 3 | 2456 | 10.18 | 2058 | 37.73 | +http://www.baidu.com/search/spider.html |
| 4 | 912 | 3.78 | 214 | 3.92 | +http://www.google.com/bot.html |
| 5 | 720 | 2.98 | 420 | 7.70 | +http://www.bing.com/bingbot.htm |
| 6 | 289 | 1.20 | 106 | 1.94 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 164 | 0.68 | 15 | 0.28 | +http://yandex.com/bots |
| 8 | 157 | 0.65 | 67 | 1.23 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 137 | 0.57 | 87 | 1.60 | +http://ahrefs.com/robot/ |
| 10 | 101 | 0.42 | 38 | 0.70 | +http://www.linkdex.com/bots/ |
| 11 | 90 | 0.37 | 56 | 1.03 | +http://www.easou.com/search/spider.html |
| 12 | 60 | 0.25 | 4 | 0.07 | http://www.searchmetrics.com/en/searchme... |
| 13 | 60 | 0.25 | 15 | 0.28 | +http://www.exabot.com/go/robot |
| 14 | 40 | 0.17 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 15 | 36 | 0.15 | 9 | 0.17 | +http://fulltext.sblog.cz/ |
| 16 | 32 | 0.13 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 17 | 26 | 0.11 | 1 | 0.02 | +http://www.linkpad.ru |
| 18 | 24 | 0.10 | 12 | 0.22 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 21 | 0.09 | 5 | 0.09 | +http://siteexplorer.info/ |
| 20 | 10 | 0.04 | 0 | 0.00 | Linux [unknown version] |
| 21 | 10 | 0.04 | 4 | 0.07 | Windows XP |
| 22 | 10 | 0.04 | 0 | 0.00 | snap; +http://support.embed.ly/ |
| 23 | 8 | 0.03 | 4 | 0.07 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 24 | 8 | 0.03 | 2 | 0.04 | +http://filterdb.iss.net/crawler/ |
| 25 | 8 | 0.03 | 7 | 0.13 | +http://wmaid.com/explore/ |
| 26 | 7 | 0.03 | 7 | 0.13 | support@everyonesocial.com http://everyo... |
| 27 | 6 | 0.02 | 4 | 0.07 | +http://support.embed.ly/ |
| 28 | 6 | 0.02 | 6 | 0.11 | http://support.paper.li/entries/20023257... |
| 29 | 6 | 0.02 | 5 | 0.09 | +http://www.xovibot.net/ |
| 30 | 5 | 0.02 | 1 | 0.02 | +http://overx50.com |
| 31 | 3 | 0.01 | 1 | 0.02 | +http://getdownload.ws |
| 32 | 3 | 0.01 | 1 | 0.02 | +http://inload.me |
| 33 | 3 | 0.01 | 1 | 0.02 | +http://mydownloadengine.com |
| 34 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.6.8; Tasman 1.0 |
| 35 | 2 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 36 | 2 | 0.01 | 1 | 0.02 | crawler@unister.de |
| 37 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 38 | 2 | 0.01 | 1 | 0.02 | Windows 98 |
| 39 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 40 | 1 | 0.00 | 1 | 0.02 | +http://fb02itsscan.fh-muenster.de |
| 41 | 1 | 0.00 | 1 | 0.02 | X11 |
| 42 | 1 | 0.00 | 1 | 0.02 | +http://gimme60.com |
| 43 | 1 | 0.00 | 0 | 0.00 | Android 2.3.5 |
