| Used Operating Systems |
| 1 | 22310 | 38.32 | 9741 | 57.47 | +http://www.baidu.com/search/spider.html |
| 2 | 15320 | 26.31 | 293 | 1.73 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 8832 | 15.17 | 3245 | 19.15 | Windows NT |
| 4 | 2743 | 4.71 | 759 | 4.48 | +http://www.bing.com/bingbot.htm |
| 5 | 1819 | 3.12 | 876 | 5.17 | +http://www.google.com/bot.html |
| 6 | 1521 | 2.61 | 316 | 1.86 | http://www.opensiteexplorer.org/dotbot, ... |
| 7 | 1418 | 2.44 | 782 | 4.61 | +http://www.easou.com/search/spider.html |
| 8 | 961 | 1.65 | 2 | 0.01 | http://crawler.007ac9.net/ |
| 9 | 581 | 1.00 | 131 | 0.77 | +http://yandex.com/bots |
| 10 | 577 | 0.99 | 248 | 1.46 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 348 | 0.60 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 12 | 327 | 0.56 | 259 | 1.53 | +http://ahrefs.com/robot/ |
| 13 | 255 | 0.44 | 15 | 0.09 | http://www.searchmetrics.com/en/searchme... |
| 14 | 222 | 0.38 | 65 | 0.38 | +http://www.linkdex.com/bots/ |
| 15 | 222 | 0.38 | 1 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 16 | 117 | 0.20 | 61 | 0.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 82 | 0.14 | 4 | 0.02 | AOL 9.5; AOLBuild 4337.5401; Windows NT ... |
| 18 | 71 | 0.12 | 1 | 0.01 | Android |
| 19 | 71 | 0.12 | 26 | 0.15 | +http://www.exabot.com/go/robot |
| 20 | 50 | 0.09 | 1 | 0.01 | Windows 92 |
| 21 | 45 | 0.08 | 1 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 22 | 32 | 0.05 | 16 | 0.09 | +http://www.meanpath.com/meanpathbot.htm... |
| 23 | 30 | 0.05 | 12 | 0.07 | Windows 95 |
| 24 | 28 | 0.05 | 23 | 0.14 | +http://www.xovibot.net/ |
| 25 | 27 | 0.05 | 10 | 0.06 | Windows 98 |
| 26 | 25 | 0.04 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 21 | 0.04 | 7 | 0.04 | Windows 2000 |
| 28 | 16 | 0.03 | 5 | 0.03 | Windows XP |
| 29 | 15 | 0.03 | 4 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 30 | 13 | 0.02 | 4 | 0.02 | Windows 3.1 |
| 31 | 12 | 0.02 | 4 | 0.02 | Windows CE |
| 32 | 11 | 0.02 | 1 | 0.01 | crawler@mixrank.com |
| 33 | 9 | 0.02 | 3 | 0.02 | Auto; Windows |
| 34 | 8 | 0.01 | 4 | 0.02 | http://crawler.sistrix.net/ |
| 35 | 8 | 0.01 | 2 | 0.01 | +http://plus5files.net |
| 36 | 8 | 0.01 | 2 | 0.01 | Windows ME |
| 37 | 7 | 0.01 | 1 | 0.01 | X11 |
| 38 | 6 | 0.01 | 2 | 0.01 | MSIE 5.5; Windows NT 5.0 |
| 39 | 6 | 0.01 | 2 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 40 | 5 | 0.01 | 1 | 0.01 | Android 2.3.5 |
| 41 | 4 | 0.01 | 1 | 0.01 | +http://mono.name |
| 42 | 4 | 0.01 | 1 | 0.01 | +http://getdownload.ws |
| 43 | 4 | 0.01 | 1 | 0.01 | +http://galaxydownloads.co |
| 44 | 4 | 0.01 | 4 | 0.02 | +http://www.semrush.com/bot.html |
| 45 | 4 | 0.01 | 2 | 0.01 | ScoutJet; +http://blekko.com/about/blekk... |
| 46 | 3 | 0.01 | 3 | 0.02 | Windows Phone OS 7.5 |
| 47 | 2 | 0.00 | 1 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 48 | 2 | 0.00 | 2 | 0.01 | +http://fb02itsscan.fh-muenster.de |
| 49 | 2 | 0.00 | 1 | 0.01 | +info@netcraft.com |
| 50 | 2 | 0.00 | 0 | 0.00 | help@moz.com |
| 51 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 52 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 53 | 1 | 0.00 | 0 | 0.00 | OpenBSD [unknown version] |
| 54 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 55 | 1 | 0.00 | 0 | 0.00 | Macintosh |
| 56 | 1 | 0.00 | 1 | 0.01 | +; |
| 57 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 58 | 1 | 0.00 | 1 | 0.01 | +http://gimme60.com |
| 59 | 1 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 60 | 1 | 0.00 | 0 | 0.00 | Linux i686 [unknown version] |
