| Used Operating Systems |
| 1 | 13423 | 62.40 | 4931 | 70.03 | Windows NT |
| 2 | 1627 | 7.56 | 160 | 2.27 | +http://yandex.com/bots |
| 3 | 1312 | 6.10 | 81 | 1.15 | http://www.majestic12.co.uk/bot.php?+ |
| 4 | 817 | 3.80 | 579 | 8.22 | +http://www.baidu.com/search/spider.html |
| 5 | 727 | 3.38 | 121 | 1.72 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 696 | 3.24 | 274 | 3.89 | +http://www.google.com/bot.html |
| 7 | 568 | 2.64 | 292 | 4.15 | +http://www.bing.com/bingbot.htm |
| 8 | 566 | 2.63 | 89 | 1.26 | help@moz.com |
| 9 | 404 | 1.88 | 184 | 2.61 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 10 | 308 | 1.43 | 29 | 0.41 | Windows 98 |
| 11 | 278 | 1.29 | 4 | 0.06 | +http://siteexplorer.info/ |
| 12 | 123 | 0.57 | 47 | 0.67 | +http://www.linkdex.com/bots/ |
| 13 | 98 | 0.46 | 44 | 0.62 | http://help.yahoo.com/help/us/ysearch/sl... |
| 14 | 68 | 0.32 | 2 | 0.03 | +http://www.linkpad.ru |
| 15 | 63 | 0.29 | 33 | 0.47 | Windows 95 |
| 16 | 61 | 0.28 | 3 | 0.04 | +http://OpenLinkProfiler.org/bot |
| 17 | 42 | 0.20 | 14 | 0.20 | +http://www.linkdex.com/about/bots/ |
| 18 | 32 | 0.15 | 21 | 0.30 | X11 |
| 19 | 21 | 0.10 | 7 | 0.10 | Auto; Windows |
| 20 | 18 | 0.08 | 10 | 0.14 | Windows 3.1 |
| 21 | 18 | 0.08 | 11 | 0.16 | Linux i686 [unknown version] |
| 22 | 17 | 0.08 | 7 | 0.10 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 23 | 16 | 0.07 | 2 | 0.03 | http://www.searchmetrics.com/en/searchme... |
| 24 | 16 | 0.07 | 7 | 0.10 | +http://www.exabot.com/go/robot |
| 25 | 15 | 0.07 | 5 | 0.07 | Android 2.3.5 |
| 26 | 14 | 0.07 | 8 | 0.11 | Windows ME |
| 27 | 13 | 0.06 | 1 | 0.01 | Android |
| 28 | 13 | 0.06 | 5 | 0.07 | Windows XP |
| 29 | 12 | 0.06 | 8 | 0.11 | Windows 2000 |
| 30 | 11 | 0.05 | 8 | 0.11 | Windows CE |
| 31 | 10 | 0.05 | 8 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 32 | 8 | 0.04 | 1 | 0.01 | Linux [unknown version] |
| 33 | 8 | 0.04 | 6 | 0.09 | MSIE 5.5; Windows NT 4.0 |
| 34 | 7 | 0.03 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 35 | 6 | 0.03 | 1 | 0.01 | Series 60 |
| 36 | 5 | 0.02 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 37 | 5 | 0.02 | 1 | 0.01 | +http://freedlf.com/ |
| 38 | 5 | 0.02 | 1 | 0.01 | +http://u12files.com/ |
| 39 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 40 | 4 | 0.02 | 2 | 0.03 | ) - BrowseX (2.0.0 Windows |
| 41 | 3 | 0.01 | 0 | 0.00 | J2ME/MIDP |
| 42 | 3 | 0.01 | 2 | 0.03 | +http://www.proximic.com/info/spider.php |
| 43 | 3 | 0.01 | 2 | 0.03 | +http://about.depspid.net |
| 44 | 2 | 0.01 | 0 | 0.00 | Win32 |
| 45 | 2 | 0.01 | 2 | 0.03 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 46 | 2 | 0.01 | 2 | 0.03 | +http://www.openindex.io/en/webmasters/s... |
| 47 | 2 | 0.01 | 1 | 0.01 | +http://www.ellerdale.com/crawler.html |
| 48 | 2 | 0.01 | 1 | 0.01 | http://crawler.sistrix.net/ |
| 49 | 2 | 0.01 | 2 | 0.03 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 50 | 2 | 0.01 | 2 | 0.03 | Windows Phone OS 7.5 |
| 51 | 2 | 0.01 | 1 | 0.01 | PPC Mac OS X Mach-O |
| 52 | 2 | 0.01 | 1 | 0.01 | +info@netcraft.com |
| 53 | 2 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 54 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 55 | 1 | 0.00 | 1 | 0.01 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 56 | 1 | 0.00 | 1 | 0.01 | RISC OS 4.02 |
| 57 | 1 | 0.00 | 0 | 0.00 | Windows |
| 58 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 59 | 1 | 0.00 | 1 | 0.01 | Macintosh PPC |
| 60 | 1 | 0.00 | 0 | 0.00 | Linux 2.4.x |
| 61 | 1 | 0.00 | 0 | 0.00 | +http://page2rss.com/ |
| 62 | 1 | 0.00 | 1 | 0.01 | +http://support.embed.ly/ |
| 63 | 1 | 0.00 | 1 | 0.01 | Windows 9x |
| 64 | 1 | 0.00 | 0 | 0.00 | ANTFresco/2.17; RISC OS-NC 5.13 Laz1UK13... |
| 65 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 66 | 1 | 0.00 | 1 | 0.01 | Website Thumbnail Generator; +http://web... |
| 67 | 1 | 0.00 | 1 | 0.01 | WinHttp.WinHttpRequest.5 |
| 68 | 1 | 0.00 | 1 | 0.01 | +http://shoulu.jike.com/spider.html |
| 69 | 1 | 0.00 | 1 | 0.01 | +http://ego.ms.mff.cuni.cz/ |
| 70 | 1 | 0.00 | 1 | 0.01 | +http://www.alexa.com/help/webmasters; s... |
| 71 | 1 | 0.00 | 1 | 0.01 | +http://openindex.io/spider.html; system... |
| 72 | 1 | 0.00 | 1 | 0.01 | +http://wmaid.com/explore/ |
| 73 | 1 | 0.00 | 1 | 0.01 | http://www.scoutjet.com/ |
| 74 | 1 | 0.00 | 1 | 0.01 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 75 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
