| Used Operating Systems by Visits |
| 1 | 5692 | 6.03 | 5102 | 41.35 | +http://www.baidu.com/search/spider.html |
| 2 | 66408 | 70.35 | 2692 | 21.82 | Windows NT |
| 3 | 5647 | 5.98 | 1574 | 12.76 | +http://www.bing.com/bingbot.htm |
| 4 | 1646 | 1.74 | 844 | 6.84 | +http://ahrefs.com/robot/ |
| 5 | 4873 | 5.16 | 460 | 3.73 | +http://www.google.com/bot.html |
| 6 | 1938 | 2.05 | 436 | 3.53 | ezooms.bot@gmail.com |
| 7 | 2457 | 2.60 | 326 | 2.64 | +http://yandex.com/bots |
| 8 | 1781 | 1.89 | 233 | 1.89 | Windows 98 |
| 9 | 270 | 0.29 | 195 | 1.58 | +http://www.acoon.de/robot.asp |
| 10 | 152 | 0.16 | 152 | 1.23 | http://www.yodao.com/help/webmaster/spid... |
| 11 | 201 | 0.21 | 43 | 0.35 | +http://discoveryengine.com/discoverybot... |
| 12 | 148 | 0.16 | 41 | 0.33 | http://www.majestic12.co.uk/bot.php?+ |
| 13 | 608 | 0.64 | 39 | 0.32 | J2ME/MIDP |
| 14 | 128 | 0.14 | 27 | 0.22 | http://www.youdao.com/help/webmaster/spi... |
| 15 | 30 | 0.03 | 15 | 0.12 | +http://www.career-x.de/bot.html |
| 16 | 37 | 0.04 | 15 | 0.12 | +http://www.exabot.com/go/robot |
| 17 | 244 | 0.26 | 14 | 0.11 | S60 |
| 18 | 26 | 0.03 | 13 | 0.11 | ScoutJet; +http://blekko.com/about/blekk... |
| 19 | 22 | 0.02 | 11 | 0.09 | Windows 95 |
| 20 | 135 | 0.14 | 11 | 0.09 | Linux i686 [unknown version] |
| 21 | 58 | 0.06 | 10 | 0.08 | Windows XP |
| 22 | 202 | 0.21 | 9 | 0.07 | http://crawler.sistrix.net/ |
| 23 | 9 | 0.01 | 8 | 0.06 | Linux [unknown version] |
| 24 | 107 | 0.11 | 7 | 0.06 | Series 60 |
| 25 | 18 | 0.02 | 7 | 0.06 | crawler@unister.de |
| 26 | 14 | 0.01 | 7 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 27 | 343 | 0.36 | 6 | 0.05 | http://help.yahoo.com/help/us/ysearch/sl... |
| 28 | 24 | 0.03 | 5 | 0.04 | Win32 |
| 29 | 19 | 0.02 | 5 | 0.04 | +http://shoulu.jike.com/spider.html |
| 30 | 7 | 0.01 | 4 | 0.03 | Windows 2000 |
| 31 | 122 | 0.13 | 4 | 0.03 | Android |
| 32 | 6 | 0.01 | 3 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 33 | 2 | 0.00 | 2 | 0.02 | +http://tweetmeme.com/ |
| 34 | 4 | 0.00 | 2 | 0.02 | Windows ME |
| 35 | 4 | 0.00 | 2 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 36 | 3 | 0.00 | 2 | 0.02 | Intel Mac OS X 10.6 |
| 37 | 4 | 0.00 | 2 | 0.02 | Android 2.2.1 |
| 38 | 2 | 0.00 | 1 | 0.01 | Windows CE |
| 39 | 1 | 0.00 | 1 | 0.01 | Windows 6.0; MSIE 8.0.6001.18241 |
| 40 | 2 | 0.00 | 1 | 0.01 | Macintosh PPC |
| 41 | 851 | 0.90 | 1 | 0.01 | +http://www.warebay.com/bot.html |
| 42 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.4 |
| 43 | 2 | 0.00 | 1 | 0.01 | Windows 3.1 |
| 44 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 45 | 8 | 0.01 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 46 | 36 | 0.04 | 1 | 0.01 | X11 |
| 47 | 12 | 0.01 | 1 | 0.01 | Windows 9x |
| 48 | 30 | 0.03 | 1 | 0.01 | Windows Phone OS 7.0 |
| 49 | 1 | 0.00 | 1 | 0.01 | Macintosh |
| 50 | 13 | 0.01 | 0 | 0.00 | http://desktop.google.com/ |
| 51 | 8 | 0.01 | 0 | 0.00 | BlackBerry |
| 52 | 3 | 0.00 | 0 | 0.00 | Android 4.0.4 |
| 53 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X 10.4 |
| 54 | 7 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 55 | 6 | 0.01 | 0 | 0.00 | Windows Phone OS 7.5 |
| 56 | 14 | 0.01 | 0 | 0.00 | Windows 9. |
| 57 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.7 |
| 58 | 1 | 0.00 | 0 | 0.00 | VRE |
