| Used Operating Systems |
| 1 | 27451 | 66.06 | 247 | 3.79 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3595 | 8.65 | 1321 | 20.25 | Windows NT |
| 3 | 3474 | 8.36 | 2888 | 44.27 | +http://www.baidu.com/search/spider.html |
| 4 | 1970 | 4.74 | 360 | 5.52 | +http://ahrefs.com/robot/ |
| 5 | 906 | 2.18 | 552 | 8.46 | +http://www.easou.com/search/spider.html |
| 6 | 873 | 2.10 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 7 | 852 | 2.05 | 301 | 4.61 | +http://www.google.com/bot.html |
| 8 | 652 | 1.57 | 103 | 1.58 | +http://yandex.com/bots |
| 9 | 450 | 1.08 | 130 | 1.99 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 416 | 1.00 | 343 | 5.26 | +http://www.xovibot.net/ |
| 11 | 339 | 0.82 | 83 | 1.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 12 | 151 | 0.36 | 83 | 1.27 | +http://www.bing.com/bingbot.htm |
| 13 | 105 | 0.25 | 8 | 0.12 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 14 | 66 | 0.16 | 22 | 0.34 | +http://www.linkdex.com/bots/ |
| 15 | 62 | 0.15 | 27 | 0.41 | +http://www.exabot.com/go/robot |
| 16 | 60 | 0.14 | 4 | 0.06 | +http://www.semrush.com/bot.html |
| 17 | 22 | 0.05 | 2 | 0.03 | crawler@mixrank.com |
| 18 | 20 | 0.05 | 10 | 0.15 | +http://www.meanpath.com/meanpathbot.htm... |
| 19 | 11 | 0.03 | 1 | 0.02 | +http://fulltext.sblog.cz/ |
| 20 | 9 | 0.02 | 9 | 0.14 | +http://www.domaintuno.com/robot |
| 21 | 8 | 0.02 | 2 | 0.03 | +http://u2search.co |
| 22 | 8 | 0.02 | 2 | 0.03 | +http://r4downloads.co |
| 23 | 6 | 0.01 | 1 | 0.02 | http://nmap.org/book/nse.html |
| 24 | 5 | 0.01 | 5 | 0.08 | Windows 95 |
| 25 | 5 | 0.01 | 4 | 0.06 | +info@netcraft.com |
| 26 | 4 | 0.01 | 1 | 0.02 | +http://prox100download.com |
| 27 | 4 | 0.01 | 1 | 0.02 | +http://t2downloads.xyz |
| 28 | 4 | 0.01 | 1 | 0.02 | X11 |
| 29 | 3 | 0.01 | 1 | 0.02 | +http://alphaphitote.com |
| 30 | 3 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 31 | 2 | 0.00 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 32 | 2 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 33 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 34 | 2 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 35 | 2 | 0.00 | 1 | 0.02 | Windows 98 |
| 36 | 1 | 0.00 | 1 | 0.02 | http://www.lipperhey.com/ |
| 37 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 38 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 39 | 1 | 0.00 | 1 | 0.02 | +http://gimmeUSA.com |
| 40 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 41 | 1 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 42 | 1 | 0.00 | 1 | 0.02 | +; |
| 43 | 1 | 0.00 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
