| Used Operating Systems by Visits |
| 1 | 2648 | 12.57 | 2294 | 37.50 | +http://www.baidu.com/search/spider.html |
| 2 | 13428 | 63.75 | 2172 | 35.50 | Windows NT |
| 3 | 825 | 3.92 | 473 | 7.73 | +http://www.google.com/bot.html |
| 4 | 667 | 3.17 | 385 | 6.29 | +http://www.bing.com/bingbot.htm |
| 5 | 527 | 2.50 | 177 | 2.89 | ezooms.bot@gmail.com |
| 6 | 564 | 2.68 | 98 | 1.60 | http://www.yodao.com/help/webmaster/spid... |
| 7 | 111 | 0.53 | 88 | 1.44 | +http://ahrefs.com/robot/ |
| 8 | 292 | 1.39 | 72 | 1.18 | Windows 95 |
| 9 | 269 | 1.28 | 70 | 1.14 | Windows 98 |
| 10 | 256 | 1.22 | 61 | 1.00 | +http://yandex.com/bots |
| 11 | 236 | 1.12 | 36 | 0.59 | J2ME/MIDP |
| 12 | 576 | 2.73 | 34 | 0.56 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 73 | 0.35 | 19 | 0.31 | Linux i686 [unknown version] |
| 14 | 34 | 0.16 | 16 | 0.26 | +http://discoveryengine.com/discobot.htm... |
| 15 | 33 | 0.16 | 15 | 0.25 | http://crawler.sistrix.net/ |
| 16 | 45 | 0.21 | 12 | 0.20 | Windows 2000 |
| 17 | 27 | 0.13 | 10 | 0.16 | MSIE 5.5; Windows NT 5.0 |
| 18 | 32 | 0.15 | 9 | 0.15 | Windows CE |
| 19 | 44 | 0.21 | 9 | 0.15 | Windows XP |
| 20 | 30 | 0.14 | 9 | 0.15 | +http://www.exabot.com/go/robot |
| 21 | 26 | 0.12 | 8 | 0.13 | Windows ME |
| 22 | 18 | 0.09 | 7 | 0.11 | Linux [unknown version] |
| 23 | 20 | 0.09 | 7 | 0.11 | Windows 3.1 |
| 24 | 42 | 0.20 | 6 | 0.10 | Series 60 |
| 25 | 14 | 0.07 | 5 | 0.08 | Intel Mac OS X 10.6 |
| 26 | 32 | 0.15 | 4 | 0.07 | Android |
| 27 | 10 | 0.05 | 4 | 0.07 | MSIE 5.5; Windows NT 4.0 |
| 28 | 2 | 0.01 | 2 | 0.03 | http://www.lipperhey.com/ |
| 29 | 19 | 0.09 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 30 | 84 | 0.40 | 2 | 0.03 | Intel Mac OS X 10.4 |
| 31 | 9 | 0.04 | 2 | 0.03 | +info@netcraft.com |
| 32 | 7 | 0.03 | 1 | 0.02 | +http://www.aihit.com/ |
| 33 | 6 | 0.03 | 1 | 0.02 | Android 2.3.6 |
| 34 | 3 | 0.01 | 1 | 0.02 | S60 |
| 35 | 6 | 0.03 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 36 | 4 | 0.02 | 1 | 0.02 | http://www.youdao.com/help/webmaster/spi... |
| 37 | 6 | 0.03 | 1 | 0.02 | Microsoft Windows |
| 38 | 3 | 0.01 | 1 | 0.02 | +http://shoulu.jike.com/spider.html |
| 39 | 2 | 0.01 | 1 | 0.02 | +http://domains.checkparams.com/ |
| 40 | 7 | 0.03 | 1 | 0.02 | Macintosh |
| 41 | 2 | 0.01 | 1 | 0.02 | X11 |
| 42 | 16 | 0.08 | 0 | 0.00 | http://desktop.google.com/ |
| 43 | 6 | 0.03 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 44 | 2 | 0.01 | 0 | 0.00 | +http://filterdb.iss.net/crawler/ |
