| Used Operating Systems |
| 1 | 22405 | 41.94 | 3819 | 40.43 | Windows NT |
| 2 | 3686 | 6.90 | 1592 | 16.86 | +http://www.google.com/bot.html |
| 3 | 3217 | 6.02 | 1204 | 12.75 | +http://www.bing.com/bingbot.htm |
| 4 | 3064 | 5.74 | 228 | 2.41 | http://www.majestic12.co.uk/bot.php?+ |
| 5 | 2949 | 5.52 | 3 | 0.03 | crawler@goodzer.com |
| 6 | 2670 | 5.00 | 20 | 0.21 | +http://OpenLinkProfiler.org/bot |
| 7 | 2519 | 4.72 | 11 | 0.12 | http://crawler.sistrix.net/ |
| 8 | 2468 | 4.62 | 176 | 1.86 | +http://yandex.com/bots |
| 9 | 1864 | 3.49 | 33 | 0.35 | Linux i686 [unknown version] |
| 10 | 1347 | 2.52 | 919 | 9.73 | +http://ahrefs.com/robot/ |
| 11 | 856 | 1.60 | 4 | 0.04 | +http://www.linkpad.ru |
| 12 | 759 | 1.42 | 251 | 2.66 | http://help.yahoo.com/help/us/ysearch/sl... |
| 13 | 660 | 1.24 | 4 | 0.04 | +http://www.baidu.com/search/spider.html |
| 14 | 636 | 1.19 | 290 | 3.07 | Windows 95 |
| 15 | 520 | 0.97 | 3 | 0.03 | +http://www.warebay.com/bot.html |
| 16 | 453 | 0.85 | 46 | 0.49 | Windows 98 |
| 17 | 235 | 0.44 | 83 | 0.88 | http://www.opensiteexplorer.org/dotbot, ... |
| 18 | 224 | 0.42 | 101 | 1.07 | +http://www.exabot.com/go/robot |
| 19 | 218 | 0.41 | 10 | 0.11 | +http://endb-consolidated.aihit.com/ |
| 20 | 202 | 0.38 | 2 | 0.02 | Windows 92 |
| 21 | 182 | 0.34 | 4 | 0.04 | Windows Phone OS 7.5 |
| 22 | 179 | 0.34 | 17 | 0.18 | +http://siteexplorer.info/ |
| 23 | 128 | 0.24 | 54 | 0.57 | Windows ME |
| 24 | 124 | 0.23 | 6 | 0.06 | Windows XP |
| 25 | 113 | 0.21 | 49 | 0.52 | Windows 3.1 |
| 26 | 112 | 0.21 | 4 | 0.04 | Intel Mac OS X 10.4 |
| 27 | 111 | 0.21 | 60 | 0.64 | MSIE 5.5; Windows NT 4.0 |
| 28 | 108 | 0.20 | 2 | 0.02 | Android |
| 29 | 108 | 0.20 | 46 | 0.49 | +http://www.meanpath.com/meanpathbot.htm... |
| 30 | 107 | 0.20 | 58 | 0.61 | ) - BrowseX (2.0.0 Windows |
| 31 | 105 | 0.20 | 54 | 0.57 | Windows 2000 |
| 32 | 103 | 0.19 | 51 | 0.54 | Windows CE |
| 33 | 102 | 0.19 | 61 | 0.65 | MSIE 5.5; Windows NT 5.0 |
| 34 | 96 | 0.18 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 35 | 87 | 0.16 | 25 | 0.26 | +http://fulltext.sblog.cz/ |
| 36 | 84 | 0.16 | 2 | 0.02 | X11 |
| 37 | 81 | 0.15 | 52 | 0.55 | Auto; Windows |
| 38 | 70 | 0.13 | 2 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 39 | 50 | 0.09 | 2 | 0.02 | WinHttp.WinHttpRequest.5 |
| 40 | 49 | 0.09 | 1 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 41 | 42 | 0.08 | 1 | 0.01 | http://www.lipperhey.com/ |
| 42 | 42 | 0.08 | 9 | 0.10 | +http://inload.me |
| 43 | 40 | 0.07 | 1 | 0.01 | +http://fulltext.sblog.cz/screenshot/ |
| 44 | 36 | 0.07 | 5 | 0.05 | +http://wmaid.com/explore/ |
| 45 | 28 | 0.05 | 13 | 0.14 | +http://www.grapeshot.co.uk/crawler.php |
| 46 | 27 | 0.05 | 26 | 0.28 | +info@netcraft.com |
| 47 | 22 | 0.04 | 2 | 0.02 | +http://www.xovibot.net/ |
| 48 | 21 | 0.04 | 1 | 0.01 | +http://downloaflare.biz |
| 49 | 20 | 0.04 | 5 | 0.05 | +http://filterdb.iss.net/crawler/ |
| 50 | 18 | 0.03 | 8 | 0.08 | +http://www.proximic.com/info/spider.php |
| 51 | 12 | 0.02 | 1 | 0.01 | +http://getdownload.ws |
| 52 | 12 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 53 | 9 | 0.02 | 0 | 0.00 | +http://help.coccoc.com/ |
| 54 | 6 | 0.01 | 2 | 0.02 | +http://www.seokicks.de/robot.html |
| 55 | 5 | 0.01 | 5 | 0.05 | FreeBSD [unknown version] |
| 56 | 4 | 0.01 | 0 | 0.00 | Mail.RU_Bot/Robots/2.0; +http://go.mail.... |
| 57 | 4 | 0.01 | 2 | 0.02 | +http://www.netseer.com/crawler.html; cr... |
| 58 | 4 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 59 | 3 | 0.01 | 3 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 60 | 3 | 0.01 | 3 | 0.03 | Linux [unknown version] |
| 61 | 2 | 0.00 | 0 | 0.00 | http://desktop.google.com/ |
| 62 | 2 | 0.00 | 2 | 0.02 | +http://136.186.231.16 |
| 63 | 2 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 64 | 2 | 0.00 | 2 | 0.02 | +http://gimme60.com |
| 65 | 2 | 0.00 | 1 | 0.01 | +http://prlog.ru/ |
| 66 | 2 | 0.00 | 2 | 0.02 | Linux i586 [unknown version] |
| 67 | 1 | 0.00 | 0 | 0.00 | Macintosh PPC |
