| Used Operating Systems |
| 1 | 1891 | 24.52 | 1682 | 40.64 | +http://www.baidu.com/search/spider.html |
| 2 | 1600 | 20.74 | 346 | 8.36 | http://www.opensiteexplorer.org/dotbot, ... |
| 3 | 1434 | 18.59 | 1147 | 27.71 | Windows NT |
| 4 | 630 | 8.17 | 325 | 7.85 | +http://www.bing.com/bingbot.htm |
| 5 | 481 | 6.24 | 4 | 0.10 | +http://OpenLinkProfiler.org/bot |
| 6 | 355 | 4.60 | 65 | 1.57 | +http://yandex.com/bots |
| 7 | 344 | 4.46 | 67 | 1.62 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 327 | 4.24 | 174 | 4.20 | +http://www.google.com/bot.html |
| 9 | 196 | 2.54 | 162 | 3.91 | +http://ahrefs.com/robot/ |
| 10 | 160 | 2.07 | 60 | 1.45 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 136 | 1.76 | 60 | 1.45 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 66 | 0.86 | 2 | 0.05 | +http://endb-consolidated.aihit.com/ |
| 13 | 28 | 0.36 | 12 | 0.29 | +http://www.exabot.com/go/robot |
| 14 | 13 | 0.17 | 13 | 0.31 | +http://www.easou.com/search/spider.html |
| 15 | 8 | 0.10 | 2 | 0.05 | +http://uni5download.com |
| 16 | 6 | 0.08 | 2 | 0.05 | +http://getdownload.ws |
| 17 | 6 | 0.08 | 2 | 0.05 | +http://tryload.in |
| 18 | 5 | 0.06 | 2 | 0.05 | +http://fulltext.sblog.cz/ |
| 19 | 4 | 0.05 | 2 | 0.05 | http://www.mojeek.com/bot.html |
| 20 | 4 | 0.05 | 2 | 0.05 | +info@netcraft.com |
| 21 | 4 | 0.05 | 2 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 22 | 4 | 0.05 | 1 | 0.02 | +http://mydownloadengine.com |
| 23 | 3 | 0.04 | 3 | 0.07 | +http://wmaid.com/explore/ |
| 24 | 2 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 25 | 2 | 0.03 | 2 | 0.05 | +http://fb02itsscan.fh-muenster.de |
| 26 | 2 | 0.03 | 0 | 0.00 | Windows 98 |
| 27 | 2 | 0.03 | 0 | 0.00 | PPC Mac OS X Mach-O |
