| Used Operating Systems |
| 1 | 8737 | 32.86 | 1996 | 27.64 | Windows NT |
| 2 | 4805 | 18.07 | 877 | 12.15 | +http://www.bing.com/bingbot.htm |
| 3 | 2972 | 11.18 | 2382 | 32.99 | +http://www.baidu.com/search/spider.html |
| 4 | 2667 | 10.03 | 678 | 9.39 | +http://www.google.com/bot.html |
| 5 | 2252 | 8.47 | 299 | 4.14 | ezooms.bot@gmail.com |
| 6 | 1680 | 6.32 | 24 | 0.33 | http://crawler.sistrix.net/ |
| 7 | 1321 | 4.97 | 205 | 2.84 | +http://ahrefs.com/robot/ |
| 8 | 958 | 3.60 | 273 | 3.78 | +http://yandex.com/bots |
| 9 | 347 | 1.31 | 28 | 0.39 | http://www.majestic12.co.uk/bot.php?+ |
| 10 | 317 | 1.19 | 316 | 4.38 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 152 | 0.57 | 46 | 0.64 | +http://www.exabot.com/go/robot |
| 12 | 93 | 0.35 | 9 | 0.12 | +http://shoulu.jike.com/spider.html |
| 13 | 67 | 0.25 | 1 | 0.01 | AOL 9.0; Windows NT 6.0; Trident/5.0; .N... |
| 14 | 60 | 0.23 | 23 | 0.32 | Windows 95 |
| 15 | 58 | 0.22 | 29 | 0.40 | Windows 98 |
| 16 | 18 | 0.07 | 3 | 0.04 | +http://go.mail.ru/help/robots |
| 17 | 16 | 0.06 | 2 | 0.03 | MirrorDetector; +http://yandex.com/bots |
| 18 | 10 | 0.04 | 2 | 0.03 | Intel Mac OS X 10.6 |
| 19 | 8 | 0.03 | 2 | 0.03 | Linux [unknown version] |
| 20 | 8 | 0.03 | 6 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 21 | 6 | 0.02 | 2 | 0.03 | J2ME/MIDP |
| 22 | 6 | 0.02 | 3 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 23 | 5 | 0.02 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 24 | 4 | 0.02 | 2 | 0.03 | Auto; Windows |
| 25 | 4 | 0.02 | 2 | 0.03 | +http://www.compspy.com/spider.html |
| 26 | 4 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 27 | 4 | 0.02 | 0 | 0.00 | http://www.youdao.com/help/webmaster/spi... |
| 28 | 3 | 0.01 | 3 | 0.04 | Linux i686 [unknown version] |
| 29 | 2 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 30 | 2 | 0.01 | 2 | 0.03 | Macintosh PPC |
| 31 | 2 | 0.01 | 2 | 0.03 | X11 |
| 32 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
