| Used Operating Systems |
| 1 | 1403 | 52.88 | 1141 | 68.65 | Windows NT |
| 2 | 277 | 10.44 | 165 | 9.93 | +http://www.baidu.com/search/spider.html |
| 3 | 243 | 9.16 | 73 | 4.39 | +http://www.bing.com/bingbot.htm |
| 4 | 189 | 7.12 | 95 | 5.72 | +http://www.google.com/bot.html |
| 5 | 189 | 7.12 | 69 | 4.15 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 66 | 2.49 | 25 | 1.50 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 40 | 1.51 | 22 | 1.32 | +http://ahrefs.com/robot/ |
| 8 | 38 | 1.43 | 0 | 0.00 | +http://yandex.com/bots |
| 9 | 32 | 1.21 | 2 | 0.12 | http://nmap.org/book/nse.html |
| 10 | 28 | 1.06 | 14 | 0.84 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 26 | 0.98 | 2 | 0.12 | http://www.lipperhey.com/ |
| 12 | 26 | 0.98 | 10 | 0.60 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 13 | 19 | 0.72 | 11 | 0.66 | +http://www.semrush.com/bot.html |
| 14 | 13 | 0.49 | 7 | 0.42 | +http://www.exabot.com/go/robot |
| 15 | 10 | 0.38 | 4 | 0.24 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 8 | 0.30 | 2 | 0.12 | +http://u2search.co |
| 17 | 6 | 0.23 | 2 | 0.12 | +http://prox100download.com |
| 18 | 5 | 0.19 | 0 | 0.00 | Linux [unknown version] |
| 19 | 5 | 0.19 | 4 | 0.24 | Windows 98 |
| 20 | 4 | 0.15 | 2 | 0.12 | +info@netcraft.com |
| 21 | 4 | 0.15 | 1 | 0.06 | +http://t2downloads.xyz |
| 22 | 4 | 0.15 | 1 | 0.06 | +http://alphaphitote.com |
| 23 | 4 | 0.15 | 1 | 0.06 | +http://r4downloads.co |
| 24 | 3 | 0.11 | 1 | 0.06 | +http://downloadmine.biz |
| 25 | 3 | 0.11 | 3 | 0.18 | +http://fb02itsscan.fh-muenster.de |
| 26 | 2 | 0.08 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 27 | 2 | 0.08 | 1 | 0.06 | +http://fulltext.sblog.cz/ |
| 28 | 2 | 0.08 | 2 | 0.12 | +http://wmaid.com/en/explore/ |
| 29 | 2 | 0.08 | 2 | 0.12 | Linux i686 [unknown version] |
