| Used Operating Systems |
| 1 | 1968 | 33.17 | 1826 | 50.21 | +http://www.baidu.com/search/spider.html |
| 2 | 1034 | 17.43 | 888 | 24.42 | Windows NT |
| 3 | 813 | 13.70 | 212 | 5.83 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 426 | 7.18 | 3 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 5 | 311 | 5.24 | 110 | 3.02 | +http://www.bing.com/bingbot.htm |
| 6 | 230 | 3.88 | 125 | 3.44 | +http://www.google.com/bot.html |
| 7 | 230 | 3.88 | 40 | 1.10 | +http://yandex.com/bots |
| 8 | 191 | 3.22 | 91 | 2.50 | http://help.yahoo.com/help/us/ysearch/sl... |
| 9 | 190 | 3.20 | 158 | 4.34 | +http://ahrefs.com/robot/ |
| 10 | 164 | 2.76 | 43 | 1.18 | http://www.majestic12.co.uk/bot.php?+ |
| 11 | 152 | 2.56 | 66 | 1.81 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 34 | 0.57 | 11 | 0.30 | +http://www.exabot.com/go/robot |
| 13 | 34 | 0.57 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 14 | 33 | 0.56 | 1 | 0.03 | +http://www.aihitdata.com/about |
| 15 | 31 | 0.52 | 29 | 0.80 | +http://www.easou.com/search/spider.html |
| 16 | 24 | 0.40 | 12 | 0.33 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 16 | 0.27 | 4 | 0.11 | +http://r4downloads.co |
| 18 | 15 | 0.25 | 1 | 0.03 | http://nmap.org/book/nse.html |
| 19 | 8 | 0.13 | 2 | 0.05 | +http://u2search.co |
| 20 | 6 | 0.10 | 4 | 0.11 | +http://www.semrush.com/bot.html |
| 21 | 4 | 0.07 | 1 | 0.03 | +http://t2downloads.xyz |
| 22 | 4 | 0.07 | 1 | 0.03 | +http://alphaphitote.com |
| 23 | 3 | 0.05 | 1 | 0.03 | +http://downloadmine.biz |
| 24 | 3 | 0.05 | 3 | 0.08 | +http://fb02itsscan.fh-muenster.de |
| 25 | 3 | 0.05 | 1 | 0.03 | +http://prox100download.com |
| 26 | 2 | 0.03 | 1 | 0.03 | +info@netcraft.com |
| 27 | 1 | 0.02 | 1 | 0.03 | Linux i686 [unknown version] |
| 28 | 1 | 0.02 | 1 | 0.03 | Linux [unknown version] |
| 29 | 1 | 0.02 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 30 | 1 | 0.02 | 1 | 0.03 | +http://wmaid.com/en/explore/ |
