| Used Operating Systems |
| 1 | 198548 | 94.54 | 1954 | 30.77 | Windows NT |
| 2 | 3258 | 1.55 | 2999 | 47.23 | +http://www.baidu.com/search/spider.html |
| 3 | 2108 | 1.00 | 29 | 0.46 | http://help.yahoo.com/help/us/ysearch/sl... |
| 4 | 1125 | 0.54 | 150 | 2.36 | +http://yandex.com/bots |
| 5 | 737 | 0.35 | 314 | 4.94 | +http://www.bing.com/bingbot.htm |
| 6 | 706 | 0.34 | 280 | 4.41 | +http://www.google.com/bot.html |
| 7 | 527 | 0.25 | 6 | 0.09 | Windows Phone OS 7.5 |
| 8 | 305 | 0.15 | 7 | 0.11 | Intel Mac OS X 10.6 |
| 9 | 295 | 0.14 | 9 | 0.14 | Linux i686 [unknown version] |
| 10 | 276 | 0.13 | 2 | 0.03 | Windows Phone OS 7.0 |
| 11 | 265 | 0.13 | 86 | 1.35 | http://www.majestic12.co.uk/bot.php?+ |
| 12 | 255 | 0.12 | 69 | 1.09 | +http://ahrefs.com/robot/ |
| 13 | 228 | 0.11 | 225 | 3.54 | http://www.yodao.com/help/webmaster/spid... |
| 14 | 206 | 0.10 | 84 | 1.32 | ezooms.bot@gmail.com |
| 15 | 172 | 0.08 | 2 | 0.03 | iPhone |
| 16 | 147 | 0.07 | 5 | 0.08 | AOL 9.0; AOLBuild 4184.5451; Windows NT ... |
| 17 | 146 | 0.07 | 2 | 0.03 | PPC Mac OS X 10.5 |
| 18 | 137 | 0.07 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 19 | 126 | 0.06 | 7 | 0.11 | http://crawler.sistrix.net/ |
| 20 | 92 | 0.04 | 33 | 0.52 | +http://shoulu.jike.com/spider.html |
| 21 | 87 | 0.04 | 2 | 0.03 | Intel Mac OS X 10.4 |
| 22 | 73 | 0.03 | 1 | 0.02 | AOL 9.6; AOLBuild 4340.168; Windows NT 5... |
| 23 | 45 | 0.02 | 19 | 0.30 | +http://www.acoon.de/robot.asp |
| 24 | 28 | 0.01 | 28 | 0.44 | http://www.youdao.com/help/webmaster/spi... |
| 25 | 28 | 0.01 | 11 | 0.17 | +http://www.exabot.com/go/robot |
| 26 | 20 | 0.01 | 1 | 0.02 | http://www.dataprovider.com/ |
| 27 | 19 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 9 | 0.00 | 7 | 0.11 | Windows 98 |
| 29 | 8 | 0.00 | 2 | 0.03 | Windows |
| 30 | 6 | 0.00 | 2 | 0.03 | +http://www.compspy.com/spider.html |
| 31 | 5 | 0.00 | 2 | 0.03 | Windows XP |
| 32 | 4 | 0.00 | 2 | 0.03 | http://www.botje.com/plukkie.htm |
| 33 | 4 | 0.00 | 2 | 0.03 | +info@netcraft.com |
| 34 | 3 | 0.00 | 3 | 0.05 | Linux [unknown version] |
| 35 | 2 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 36 | 2 | 0.00 | 0 | 0.00 | +http://www.openindex.io/en/webmasters/s... |
| 37 | 2 | 0.00 | 2 | 0.03 | +http://www.proximic.com |
| 38 | 2 | 0.00 | 1 | 0.02 | MSIE 5.5; Windows NT 5.0 |
| 39 | 1 | 0.00 | 1 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 40 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
