| Used Operating Systems |
| 1 | 59923 | 75.63 | 2500 | 31.37 | Windows NT |
| 2 | 3115 | 3.93 | 1051 | 13.19 | +http://www.bing.com/bingbot.htm |
| 3 | 2794 | 3.53 | 2481 | 31.13 | +http://www.baidu.com/search/spider.html |
| 4 | 2545 | 3.21 | 417 | 5.23 | +http://www.google.com/bot.html |
| 5 | 2534 | 3.20 | 2 | 0.03 | +http://boston.lti.cs.cmu.edu/crawler_12... |
| 6 | 1591 | 2.01 | 280 | 3.51 | +http://yandex.com/bots |
| 7 | 1555 | 1.96 | 347 | 4.35 | ezooms.bot@gmail.com |
| 8 | 1445 | 1.82 | 53 | 0.67 | J2ME/MIDP |
| 9 | 689 | 0.87 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 10 | 537 | 0.68 | 158 | 1.98 | +http://ahrefs.com/robot/ |
| 11 | 516 | 0.65 | 137 | 1.72 | Windows 98 |
| 12 | 318 | 0.40 | 83 | 1.04 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 251 | 0.32 | 249 | 3.12 | http://www.yodao.com/help/webmaster/spid... |
| 14 | 250 | 0.32 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 15 | 213 | 0.27 | 13 | 0.16 | Linux i686 [unknown version] |
| 16 | 82 | 0.10 | 5 | 0.06 | http://www.youdao.com/help/webmaster/spi... |
| 17 | 76 | 0.10 | 4 | 0.05 | S60 |
| 18 | 64 | 0.08 | 59 | 0.74 | +http://www.seoprofiler.com/bot |
| 19 | 63 | 0.08 | 2 | 0.03 | http://help.yahoo.com/help/us/ysearch/sl... |
| 20 | 62 | 0.08 | 3 | 0.04 | +http://www.aihit.com/ |
| 21 | 59 | 0.07 | 3 | 0.04 | Linux [unknown version] |
| 22 | 51 | 0.06 | 5 | 0.06 | X11 |
| 23 | 49 | 0.06 | 8 | 0.10 | Windows CE |
| 24 | 48 | 0.06 | 27 | 0.34 | Windows 95 |
| 25 | 41 | 0.05 | 3 | 0.04 | Android |
| 26 | 32 | 0.04 | 1 | 0.01 | http://www.google.com/bot.html |
| 27 | 29 | 0.04 | 0 | 0.00 | http://desktop.google.com/ |
| 28 | 26 | 0.03 | 4 | 0.05 | +http://www.scoutjet.com/ |
| 29 | 25 | 0.03 | 10 | 0.13 | +http://shoulu.jike.com/spider.html |
| 30 | 24 | 0.03 | 3 | 0.04 | Intel Mac OS X 10.6 |
| 31 | 21 | 0.03 | 4 | 0.05 | Windows XP |
| 32 | 20 | 0.03 | 11 | 0.14 | MSIE 5.5; Windows NT 5.0 |
| 33 | 16 | 0.02 | 1 | 0.01 | +http://www.apercite.fr/robot/index.html |
| 34 | 16 | 0.02 | 0 | 0.00 | NT4.0 |
| 35 | 15 | 0.02 | 7 | 0.09 | Windows 3.1 |
| 36 | 14 | 0.02 | 10 | 0.13 | Windows 2000 |
| 37 | 13 | 0.02 | 0 | 0.00 | Series 60 |
| 38 | 11 | 0.01 | 1 | 0.01 | BlackBerry |
| 39 | 10 | 0.01 | 3 | 0.04 | +http://discoveryengine.com/discobot.htm... |
| 40 | 10 | 0.01 | 0 | 0.00 | MSIE 5.5; Windows NT 5.1 |
| 41 | 10 | 0.01 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 42 | 9 | 0.01 | 1 | 0.01 | Intel Mac OS X 10.5 |
| 43 | 9 | 0.01 | 5 | 0.06 | Windows ME |
| 44 | 8 | 0.01 | 3 | 0.04 | +http://www.exabot.com/go/robot |
| 45 | 5 | 0.01 | 4 | 0.05 | MSIE 5.5; Windows NT 4.0 |
| 46 | 4 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 47 | 4 | 0.01 | 0 | 0.00 | +http://www-935.ibm.com/services/us/inde... |
| 48 | 4 | 0.01 | 0 | 0.00 | Windows 6.1; MSIE 8.0.7600.16385 |
| 49 | 4 | 0.01 | 0 | 0.00 | MS Web Services Client Protocol 2.0.5072... |
| 50 | 4 | 0.01 | 2 | 0.03 | MS Web Services Client Protocol 2.0.5072... |
| 51 | 3 | 0.00 | 0 | 0.00 | OS/2 |
| 52 | 3 | 0.00 | 1 | 0.01 | Windows 9x |
| 53 | 3 | 0.00 | 1 | 0.01 | ReverseGet/1.0; http://reverseget.com/do... |
| 54 | 2 | 0.00 | 0 | 0.00 | Windows 9. |
| 55 | 2 | 0.00 | 0 | 0.00 | +http://www.scribd.com |
| 56 | 2 | 0.00 | 1 | 0.01 | +http://www.ask.com/about/help/webmaster... |
| 57 | 2 | 0.00 | 1 | 0.01 | +http://webmastercoffee.com/about |
| 58 | 1 | 0.00 | 0 | 0.00 | Android 3.2 |
| 59 | 1 | 0.00 | 1 | 0.01 | +http://www.seexie.com |
| 60 | 1 | 0.00 | 0 | 0.00 | SunOS i86pc |
| 61 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 62 | 1 | 0.00 | 0 | 0.00 | +info@netcraft.com |
