| Used Operating Systems |
| 1 | 12561 | 28.14 | 1859 | 33.72 | Windows NT |
| 2 | 7625 | 17.08 | 35 | 0.63 | Linux i686 [unknown version] |
| 3 | 7404 | 16.59 | 1804 | 32.72 | +http://www.bing.com/bingbot.htm |
| 4 | 2530 | 5.67 | 8 | 0.15 | http://crawler.sistrix.net/ |
| 5 | 2483 | 5.56 | 764 | 13.86 | +http://www.google.com/bot.html |
| 6 | 2189 | 4.90 | 212 | 3.85 | help@moz.com |
| 7 | 1960 | 4.39 | 2 | 0.04 | crawler@goodzer.com |
| 8 | 1257 | 2.82 | 76 | 1.38 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 1247 | 2.79 | 72 | 1.31 | +http://yandex.com/bots |
| 10 | 1068 | 2.39 | 12 | 0.22 | +http://OpenLinkProfiler.org/bot |
| 11 | 654 | 1.47 | 4 | 0.07 | +http://www.baidu.com/search/spider.html |
| 12 | 631 | 1.41 | 208 | 3.77 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 617 | 1.38 | 31 | 0.56 | Windows 98 |
| 14 | 481 | 1.08 | 141 | 2.56 | http://www.majestic12.co.uk/bot.php?+ |
| 15 | 359 | 0.80 | 18 | 0.33 | http://help.zum.com/inquiry |
| 16 | 257 | 0.58 | 6 | 0.11 | Windows 92 |
| 17 | 177 | 0.40 | 83 | 1.51 | +http://www.exabot.com/go/robot |
| 18 | 128 | 0.29 | 3 | 0.05 | Android |
| 19 | 122 | 0.27 | 2 | 0.04 | PPC Mac OS X 10.5 |
| 20 | 117 | 0.26 | 32 | 0.58 | +http://fulltext.sblog.cz/ |
| 21 | 95 | 0.21 | 5 | 0.09 | +http://endb-consolidated.aihit.com/ |
| 22 | 84 | 0.19 | 2 | 0.04 | BREW |
| 23 | 84 | 0.19 | 2 | 0.04 | +http://fulltext.sblog.cz/screenshot/ |
| 24 | 70 | 0.16 | 2 | 0.04 | http://www.lipperhey.com/ |
| 25 | 52 | 0.12 | 32 | 0.58 | Windows 95 |
| 26 | 49 | 0.11 | 1 | 0.02 | http://www.searchmetrics.com/en/searchme... |
| 27 | 46 | 0.10 | 0 | 0.00 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 28 | 29 | 0.06 | 2 | 0.04 | Android 2.3.5 |
| 29 | 26 | 0.06 | 4 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 30 | 21 | 0.05 | 10 | 0.18 | Windows 3.1 |
| 31 | 19 | 0.04 | 4 | 0.07 | X11 |
| 32 | 16 | 0.04 | 4 | 0.07 | +http://filterdb.iss.net/crawler/ |
| 33 | 16 | 0.04 | 14 | 0.25 | +info@netcraft.com |
| 34 | 15 | 0.03 | 2 | 0.04 | Linux [unknown version] |
| 35 | 15 | 0.03 | 4 | 0.07 | Windows XP |
| 36 | 14 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 37 | 14 | 0.03 | 14 | 0.25 | +http://www.loadtime.net/bot.html |
| 38 | 14 | 0.03 | 6 | 0.11 | MSIE 5.5; Windows NT 4.0 |
| 39 | 13 | 0.03 | 5 | 0.09 | MSIE 5.5; Windows NT 5.0 |
| 40 | 12 | 0.03 | 4 | 0.07 | Auto; Windows |
| 41 | 12 | 0.03 | 1 | 0.02 | +http://ahrefs.com/robot/ |
| 42 | 8 | 0.02 | 4 | 0.07 | Windows 2000 |
| 43 | 8 | 0.02 | 0 | 0.00 | OS/2 |
| 44 | 6 | 0.01 | 6 | 0.11 | Windows CE |
| 45 | 6 | 0.01 | 4 | 0.07 | +http://www.netseer.com/crawler.html; cr... |
| 46 | 6 | 0.01 | 2 | 0.04 | +http://wmaid.com/explore/ |
| 47 | 4 | 0.01 | 0 | 0.00 | Win32 |
| 48 | 4 | 0.01 | 2 | 0.04 | +http://siteexplorer.info/ |
| 49 | 2 | 0.00 | 2 | 0.04 | Windows |
| 50 | 2 | 0.00 | 0 | 0.00 | +http://image2play.com/ |
| 51 | 2 | 0.00 | 2 | 0.04 | FreeBSD [unknown version] |
| 52 | 2 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
| 53 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 54 | 1 | 0.00 | 0 | 0.00 | MSIE 5.5; Windows 95 |
| 55 | 1 | 0.00 | 1 | 0.02 | Windows ME |
