| Used Operating Systems by Visits |
| 1 | 8740 | 10.11 | 6956 | 46.54 | +http://www.baidu.com/search/spider.html |
| 2 | 14442 | 16.71 | 4601 | 30.78 | Windows NT |
| 3 | 973 | 1.13 | 716 | 4.79 | +http://www.easou.com/search/spider.html |
| 4 | 920 | 1.06 | 577 | 3.86 | +http://ahrefs.com/robot/ |
| 5 | 1227 | 1.42 | 569 | 3.81 | +http://www.google.com/bot.html |
| 6 | 11651 | 13.48 | 346 | 2.31 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 39804 | 46.04 | 321 | 2.15 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 575 | 0.67 | 255 | 1.71 | +http://www.bing.com/bingbot.htm |
| 9 | 1322 | 1.53 | 166 | 1.11 | +http://yandex.com/bots |
| 10 | 362 | 0.42 | 93 | 0.62 | +http://www.linkdex.com/bots/ |
| 11 | 152 | 0.18 | 52 | 0.35 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 1770 | 2.05 | 47 | 0.31 | +http://OpenLinkProfiler.org/bot |
| 13 | 68 | 0.08 | 32 | 0.21 | X11 |
| 14 | 3600 | 4.16 | 28 | 0.19 | +http://www.warebay.com/bot.html |
| 15 | 308 | 0.36 | 28 | 0.19 | +http://www.profound.net/urlappendbot.ht... |
| 16 | 48 | 0.06 | 24 | 0.16 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 253 | 0.29 | 23 | 0.15 | +http://www.profound.net/domainappender |
| 18 | 21 | 0.02 | 20 | 0.13 | Windows 95 |
| 19 | 36 | 0.04 | 18 | 0.12 | +http://help.coccoc.com/ |
| 20 | 38 | 0.04 | 18 | 0.12 | +http://www.exabot.com/go/robot |
| 21 | 21 | 0.02 | 7 | 0.05 | Windows 98 |
| 22 | 5 | 0.01 | 5 | 0.03 | Windows 2000 |
| 23 | 8 | 0.01 | 5 | 0.03 | Windows ME |
| 24 | 5 | 0.01 | 5 | 0.03 | Windows 3.1 |
| 25 | 20 | 0.02 | 5 | 0.03 | Android 2.3.5 |
| 26 | 4 | 0.00 | 4 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 27 | 4 | 0.00 | 4 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 28 | 8 | 0.01 | 2 | 0.01 | +http://uni5download.com |
| 29 | 10 | 0.01 | 2 | 0.01 | Windows 92 |
| 30 | 13 | 0.02 | 2 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 31 | 2 | 0.00 | 2 | 0.01 | Linux [unknown version] |
| 32 | 1 | 0.00 | 1 | 0.01 | crawler@mixrank.com |
| 33 | 1 | 0.00 | 1 | 0.01 | Windows CE |
| 34 | 3 | 0.00 | 1 | 0.01 | +http://downloadengine.info |
| 35 | 4 | 0.00 | 1 | 0.01 | +http://u8files.asia |
| 36 | 1 | 0.00 | 1 | 0.01 | +http://www.linkpad.ru |
| 37 | 3 | 0.00 | 1 | 0.01 | +http://onlythegames.com |
| 38 | 8 | 0.01 | 1 | 0.01 | Windows XP |
| 39 | 1 | 0.00 | 1 | 0.01 | Trident/6.0; Windows NT 5.1; MEGAUPLOAD ... |
| 40 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 41 | 3 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 42 | 1 | 0.00 | 1 | 0.01 | Linux i686 [unknown version] |
| 43 | 3 | 0.00 | 1 | 0.01 | +http://dl2engine.net |
| 44 | 4 | 0.00 | 1 | 0.01 | +http://a14download.com |
| 45 | 3 | 0.00 | 1 | 0.01 | +http://mydownloadengine.com |
| 46 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
| 47 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 48 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 49 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
