| Used Operating Systems |
| 1 | 4305 | 44.82 | 900 | 34.25 | Windows NT |
| 2 | 1459 | 15.19 | 1242 | 47.26 | +http://www.baidu.com/search/spider.html |
| 3 | 1220 | 12.70 | 40 | 1.52 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 792 | 8.24 | 159 | 6.05 | +http://yandex.com/bots |
| 5 | 505 | 5.26 | 151 | 5.75 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 389 | 4.05 | 5 | 0.19 | +http://siteexplorer.info/ |
| 7 | 380 | 3.96 | 9 | 0.34 | +http://www.bing.com/bingbot.htm |
| 8 | 244 | 2.54 | 79 | 3.01 | +http://www.google.com/bot.html |
| 9 | 73 | 0.76 | 16 | 0.61 | +http://www.linkdex.com/bots/ |
| 10 | 72 | 0.75 | 0 | 0.00 | +http://www.meanpath.com/meanpathbot.htm... |
| 11 | 34 | 0.35 | 0 | 0.00 | Crawler; +http://www.google.com/bot.html |
| 12 | 28 | 0.29 | 7 | 0.27 | +http://www.exabot.com/go/robot |
| 13 | 15 | 0.16 | 2 | 0.08 | +http://fulltext.sblog.cz/ |
| 14 | 10 | 0.10 | 8 | 0.30 | Windows 95 |
| 15 | 8 | 0.08 | 1 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 16 | 8 | 0.08 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 17 | 7 | 0.07 | 0 | 0.00 | X11 |
| 18 | 7 | 0.07 | 0 | 0.00 | Windows 98 |
| 19 | 6 | 0.06 | 0 | 0.00 | +http://mydownloadengine.com |
| 20 | 6 | 0.06 | 0 | 0.00 | +http://inload.me |
| 21 | 4 | 0.04 | 0 | 0.00 | +http://www.warebay.com/bot.html |
| 22 | 4 | 0.04 | 2 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 23 | 4 | 0.04 | 0 | 0.00 | +info@netcraft.com |
| 24 | 4 | 0.04 | 0 | 0.00 | +http://wmaid.com/explore/ |
| 25 | 3 | 0.03 | 2 | 0.08 | Windows CE |
| 26 | 3 | 0.03 | 0 | 0.00 | Macintosh PPC |
| 27 | 2 | 0.02 | 1 | 0.04 | Windows 2000 |
| 28 | 2 | 0.02 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 29 | 2 | 0.02 | 0 | 0.00 | http://crawler.sistrix.net/ |
| 30 | 2 | 0.02 | 0 | 0.00 | Windows XP |
| 31 | 2 | 0.02 | 2 | 0.08 | Linux i686 [unknown version] |
| 32 | 2 | 0.02 | 0 | 0.00 | Android 2.3.5 |
| 33 | 1 | 0.01 | 0 | 0.00 | +http://fb02itsscan.fh-muenster.de |
| 34 | 1 | 0.01 | 1 | 0.04 | Windows 3.1 |
| 35 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 36 | 1 | 0.01 | 1 | 0.04 | MSIE 5.5; Windows NT 4.0 |
