| Used Operating Systems by Visits |
| 1 | 6539 | 33.04 | 3469 | 47.43 | Windows NT |
| 2 | 2468 | 12.47 | 2349 | 32.12 | +http://www.baidu.com/search/spider.html |
| 3 | 893 | 4.51 | 513 | 7.01 | +http://www.google.com/bot.html |
| 4 | 760 | 3.84 | 359 | 4.91 | +http://www.bing.com/bingbot.htm |
| 5 | 7521 | 38.00 | 132 | 1.80 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 343 | 1.73 | 114 | 1.56 | +http://www.linkdex.com/bots/ |
| 7 | 58 | 0.29 | 53 | 0.72 | Windows 95 |
| 8 | 98 | 0.50 | 49 | 0.67 | +http://www.meanpath.com/meanpathbot.htm... |
| 9 | 323 | 1.63 | 31 | 0.42 | +http://yandex.com/bots |
| 10 | 63 | 0.32 | 30 | 0.41 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 11 | 35 | 0.18 | 19 | 0.26 | +http://www.easou.com/search/spider.html |
| 12 | 15 | 0.08 | 14 | 0.19 | Windows 3.1 |
| 13 | 24 | 0.12 | 12 | 0.16 | +http://ahrefs.com/robot/ |
| 14 | 30 | 0.15 | 12 | 0.16 | http://www.opensiteexplorer.org/dotbot, ... |
| 15 | 22 | 0.11 | 12 | 0.16 | +http://www.exabot.com/go/robot |
| 16 | 14 | 0.07 | 11 | 0.15 | Windows 2000 |
| 17 | 11 | 0.06 | 11 | 0.15 | MSIE 5.5; Windows NT 5.0 |
| 18 | 242 | 1.22 | 11 | 0.15 | Windows 98 |
| 19 | 12 | 0.06 | 10 | 0.14 | +http://wmaid.com/explore/ |
| 20 | 10 | 0.05 | 10 | 0.14 | ) - BrowseX (2.0.0 Windows |
| 21 | 21 | 0.11 | 10 | 0.14 | X11 |
| 22 | 9 | 0.05 | 9 | 0.12 | Windows CE |
| 23 | 14 | 0.07 | 9 | 0.12 | Windows ME |
| 24 | 9 | 0.05 | 9 | 0.12 | MSIE 5.5; Windows NT 4.0 |
| 25 | 7 | 0.04 | 7 | 0.10 | Auto; Windows |
| 26 | 6 | 0.03 | 6 | 0.08 | +http://www.xovibot.net/ |
| 27 | 15 | 0.08 | 5 | 0.07 | http://help.yahoo.com/help/us/ysearch/sl... |
| 28 | 55 | 0.28 | 5 | 0.07 | +http://www.profound.net/domainappender |
| 29 | 44 | 0.22 | 4 | 0.05 | +http://www.profound.net/urlappendbot.ht... |
| 30 | 13 | 0.07 | 3 | 0.04 | Windows XP |
| 31 | 3 | 0.02 | 3 | 0.04 | Linux i686 [unknown version] |
| 32 | 8 | 0.04 | 3 | 0.04 | Android 2.3.5 |
| 33 | 9 | 0.05 | 2 | 0.03 | +http://getdownload.ws |
| 34 | 4 | 0.02 | 2 | 0.03 | http://crawler.sistrix.net/ |
| 35 | 2 | 0.01 | 2 | 0.03 | Linux [unknown version] |
| 36 | 28 | 0.14 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 37 | 3 | 0.02 | 2 | 0.03 | +info@netcraft.com |
| 38 | 8 | 0.04 | 2 | 0.03 | +http://dl2engine.net |
| 39 | 16 | 0.08 | 1 | 0.01 | http://www.lipperhey.com/ |
| 40 | 4 | 0.02 | 1 | 0.01 | +http://uni5download.com |
| 41 | 4 | 0.02 | 1 | 0.01 | +http://u8files.asia |
| 42 | 3 | 0.02 | 1 | 0.01 | +http://onlythegames.com |
| 43 | 1 | 0.01 | 1 | 0.01 | FreeBSD [unknown version] |
| 44 | 4 | 0.02 | 1 | 0.01 | +http://www.semrush.com/bot.html |
| 45 | 2 | 0.01 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 46 | 5 | 0.03 | 1 | 0.01 | +http://a14download.com |
| 47 | 1 | 0.01 | 0 | 0.00 | Win32 |
| 48 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 49 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 50 | 6 | 0.03 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 51 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
