| Used Operating Systems |
| 1 | 2621 | 29.04 | 1986 | 50.51 | +http://www.baidu.com/search/spider.html |
| 2 | 2274 | 25.20 | 867 | 22.05 | Windows NT |
| 3 | 1368 | 15.16 | 328 | 8.34 | +http://www.google.com/bot.html |
| 4 | 721 | 7.99 | 188 | 4.78 | +http://www.bing.com/bingbot.htm |
| 5 | 673 | 7.46 | 251 | 6.38 | +http://ahrefs.com/robot/ |
| 6 | 457 | 5.06 | 132 | 3.36 | ezooms.bot@gmail.com |
| 7 | 403 | 4.47 | 102 | 2.59 | +http://yandex.com/bots |
| 8 | 220 | 2.44 | 9 | 0.23 | http://crawler.sistrix.net/ |
| 9 | 144 | 1.60 | 11 | 0.28 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 44 | 0.49 | 21 | 0.53 | +http://www.exabot.com/go/robot |
| 11 | 34 | 0.38 | 15 | 0.38 | Windows 95 |
| 12 | 12 | 0.13 | 4 | 0.10 | Windows 98 |
| 13 | 6 | 0.07 | 2 | 0.05 | +http://go.mail.ru/help/robots |
| 14 | 6 | 0.07 | 3 | 0.08 | Windows 3.1 |
| 15 | 6 | 0.07 | 2 | 0.05 | +http://domains.checkparams.com/ |
| 16 | 5 | 0.06 | 0 | 0.00 | Linux i686 [unknown version] |
| 17 | 4 | 0.04 | 2 | 0.05 | Windows CE |
| 18 | 4 | 0.04 | 1 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 19 | 4 | 0.04 | 1 | 0.03 | Windows XP |
| 20 | 3 | 0.03 | 1 | 0.03 | X11 |
| 21 | 3 | 0.03 | 2 | 0.05 | Macintosh |
| 22 | 2 | 0.02 | 0 | 0.00 | http://desktop.google.com/ |
| 23 | 2 | 0.02 | 1 | 0.03 | Auto; Windows |
| 24 | 2 | 0.02 | 1 | 0.03 | +info@netcraft.com |
| 25 | 2 | 0.02 | 0 | 0.00 | MSIE 5.5; Windows NT 4.0 |
| 26 | 1 | 0.01 | 1 | 0.03 | +http://www.netseer.com/crawler.html; cr... |
| 27 | 1 | 0.01 | 1 | 0.03 | Intel Mac OS X 10.5 |
| 28 | 1 | 0.01 | 0 | 0.00 | BREW |
| 29 | 1 | 0.01 | 0 | 0.00 | Android 2.2.1 |
| 30 | 1 | 0.01 | 0 | 0.00 | S60 |
