| Used Operating Systems by Visits |
| 1 | 3441 | 4.18 | 1884 | 32.14 | +http://www.bing.com/bingbot.htm |
| 2 | 53916 | 65.47 | 1667 | 28.44 | Windows NT |
| 3 | 9452 | 11.48 | 1218 | 20.78 | +http://www.google.com/bot.html |
| 4 | 3280 | 3.98 | 657 | 11.21 | http://help.yahoo.com/help/us/ysearch/sl... |
| 5 | 1097 | 1.33 | 80 | 1.36 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 277 | 0.34 | 61 | 1.04 | +http://yandex.com/bots |
| 7 | 325 | 0.39 | 60 | 1.02 | Windows 98 |
| 8 | 1686 | 2.05 | 33 | 0.56 | Linux i686 [unknown version] |
| 9 | 1954 | 2.37 | 32 | 0.55 | Intel Mac OS X 10.6 |
| 10 | 2435 | 2.96 | 29 | 0.49 | Intel Mac OS X 10.5 |
| 11 | 37 | 0.04 | 19 | 0.32 | http://misc.yahoo.com.cn/help.html |
| 12 | 191 | 0.23 | 19 | 0.32 | MirrorDetector; +http://yandex.com/bots |
| 13 | 42 | 0.05 | 16 | 0.27 | +http://www.exabot.com/go/robot |
| 14 | 20 | 0.02 | 11 | 0.19 | Windows 95 |
| 15 | 22 | 0.03 | 11 | 0.19 | +http://about.ask.com/en/docs/about/webm... |
| 16 | 98 | 0.12 | 9 | 0.15 | http://www.dotnetdotcom.org/, crawler@do... |
| 17 | 19 | 0.02 | 7 | 0.12 | http://help.naver.com/customer_webtxt_02... |
| 18 | 5 | 0.01 | 5 | 0.09 | Windows 3.1 |
| 19 | 4 | 0.00 | 4 | 0.07 | Windows 2000 |
| 20 | 409 | 0.50 | 3 | 0.05 | Intel Mac OS X 10.4 |
| 21 | 238 | 0.29 | 3 | 0.05 | PPC Mac OS X Mach-O |
| 22 | 2 | 0.00 | 2 | 0.03 | Windows CE |
| 23 | 22 | 0.03 | 2 | 0.03 | Nintendo DSi |
| 24 | 2 | 0.00 | 2 | 0.03 | Auto; Windows |
| 25 | 74 | 0.09 | 2 | 0.03 | +http://www.scoutjet.com/ |
| 26 | 4 | 0.00 | 2 | 0.03 | http://sites.google.com/site/bendercrawl... |
| 27 | 2 | 0.00 | 2 | 0.03 | Windows XP |
| 28 | 2 | 0.00 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 29 | 4 | 0.00 | 2 | 0.03 | http://www.search17.com/bot.php |
| 30 | 47 | 0.06 | 2 | 0.03 | Macintosh |
| 31 | 4 | 0.00 | 2 | 0.03 | +http://www.AboutUs.org/ |
| 32 | 99 | 0.12 | 1 | 0.02 | http://www.lipperhey.com/ |
| 33 | 2 | 0.00 | 1 | 0.02 | Intel Mac OS X |
| 34 | 335 | 0.41 | 1 | 0.02 | Linux [unknown version] |
| 35 | 2 | 0.00 | 1 | 0.02 | [email protected] |
| 36 | 1 | 0.00 | 1 | 0.02 | AnyEvent-HTTP/1.5; +http://software.schm... |
| 37 | 5 | 0.01 | 1 | 0.02 | GNU/Linux +http://www.archive.org |
| 38 | 2 | 0.00 | 1 | 0.02 | [email protected] |
| 39 | 1 | 0.00 | 1 | 0.02 | Intel Mac OS X 10.7 |
| 40 | 1 | 0.00 | 1 | 0.02 | http://blog.wasalive.com/wasalive-bots/ |
| 41 | 56 | 0.07 | 1 | 0.02 | Windows Phone OS 7.0 |
| 42 | 7 | 0.01 | 1 | 0.02 | +http://www.puritysearch.net/ |
| 43 | 5 | 0.01 | 1 | 0.02 | Nintendo Wii |
| 44 | 2697 | 3.27 | 1 | 0.02 | +http://www.sitebot.org/robot/ |
| 45 | 9 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 46 | 1 | 0.00 | 0 | 0.00 | Android |
| 47 | 4 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 48 | 12 | 0.01 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 49 | 1 | 0.00 | 0 | 0.00 | Solaris 7.x |
| 50 | 2 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.5 |
| 51 | 1 | 0.00 | 0 | 0.00 | America Online Browser 1.1; Windows NT 5... |
| 52 | 1 | 0.00 | 0 | 0.00 | +http://flipboard.com/browserproxy |
