| Used Operating Systems |
| 1 | 6070 | 34.04 | 2657 | 48.92 | Windows NT |
| 2 | 2575 | 14.44 | 138 | 2.54 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 2128 | 11.93 | 179 | 3.30 | http://www.opensiteexplorer.org/dotbot, ... |
| 4 | 2082 | 11.67 | 162 | 2.98 | help@moz.com |
| 5 | 1857 | 10.41 | 1554 | 28.61 | +http://www.baidu.com/search/spider.html |
| 6 | 1396 | 7.83 | 117 | 2.15 | +http://yandex.com/bots |
| 7 | 401 | 2.25 | 16 | 0.29 | Windows 98 |
| 8 | 343 | 1.92 | 185 | 3.41 | +http://www.google.com/bot.html |
| 9 | 269 | 1.51 | 126 | 2.32 | +http://www.bing.com/bingbot.htm |
| 10 | 91 | 0.51 | 5 | 0.09 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 11 | 83 | 0.47 | 74 | 1.36 | +http://www.linkdex.com/bots/ |
| 12 | 51 | 0.29 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 13 | 45 | 0.25 | 41 | 0.75 | +http://www.linkdex.com/about/bots/ |
| 14 | 34 | 0.19 | 12 | 0.22 | Linux i686 [unknown version] |
| 15 | 32 | 0.18 | 2 | 0.04 | Macintosh |
| 16 | 26 | 0.15 | 9 | 0.17 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 26 | 0.15 | 14 | 0.26 | Windows 95 |
| 18 | 26 | 0.15 | 13 | 0.24 | +http://www.exabot.com/go/robot |
| 19 | 22 | 0.12 | 11 | 0.20 | +http://www.career-x.de/bot.html |
| 20 | 21 | 0.12 | 10 | 0.18 | X11 |
| 21 | 14 | 0.08 | 1 | 0.02 | J2ME/MIDP |
| 22 | 13 | 0.07 | 7 | 0.13 | http://www.tkl.iis.u-tokyo.ac.jp/~crawle... |
| 23 | 13 | 0.07 | 0 | 0.00 | BlackBerry |
| 24 | 13 | 0.07 | 1 | 0.02 | Android |
| 25 | 13 | 0.07 | 1 | 0.02 | Windows 92 |
| 26 | 12 | 0.07 | 5 | 0.09 | http://help.yahoo.com/help/us/ysearch/sl... |
| 27 | 12 | 0.07 | 10 | 0.18 | MSIE 5.5; Windows NT 5.0 |
| 28 | 11 | 0.06 | 7 | 0.13 | MSIE 5.5; Windows NT 4.0 |
| 29 | 10 | 0.06 | 5 | 0.09 | Android 2.3.5 |
| 30 | 10 | 0.06 | 5 | 0.09 | +http://www.semrush.com/bot.html |
| 31 | 9 | 0.05 | 3 | 0.06 | Windows CE |
| 32 | 8 | 0.04 | 2 | 0.04 | http://www.lipperhey.com/ |
| 33 | 8 | 0.04 | 2 | 0.04 | Linux [unknown version] |
| 34 | 8 | 0.04 | 4 | 0.07 | +http://help.coccoc.com/ |
| 35 | 8 | 0.04 | 4 | 0.07 | +http://fulltext.sblog.cz/ |
| 36 | 7 | 0.04 | 4 | 0.07 | Windows 2000 |
| 37 | 7 | 0.04 | 4 | 0.07 | Windows 3.1 |
| 38 | 6 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 39 | 5 | 0.03 | 3 | 0.06 | Auto; Windows |
| 40 | 5 | 0.03 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 41 | 5 | 0.03 | 3 | 0.06 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 42 | 4 | 0.02 | 2 | 0.04 | http://www.searchmetrics.com/en/searchme... |
| 43 | 4 | 0.02 | 4 | 0.07 | +http://www.loadtime.net/bot.html |
| 44 | 3 | 0.02 | 1 | 0.02 | Macintosh PPC |
| 45 | 3 | 0.02 | 1 | 0.02 | http://crawler.sistrix.net/ |
| 46 | 3 | 0.02 | 1 | 0.02 | Windows XP |
| 47 | 3 | 0.02 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 48 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 49 | 2 | 0.01 | 1 | 0.02 | +http://www.yunyun.com/spider.html |
| 50 | 2 | 0.01 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 51 | 2 | 0.01 | 1 | 0.02 | PPC Mac OS X Mach-O |
| 52 | 2 | 0.01 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 53 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 54 | 2 | 0.01 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 55 | 2 | 0.01 | 2 | 0.04 | +http://fulltext.sblog.cz/screenshot/ |
| 56 | 2 | 0.01 | 2 | 0.04 | http://www.youdao.com/help/webmaster/spi... |
| 57 | 1 | 0.01 | 1 | 0.02 | rotate |
| 58 | 1 | 0.01 | 1 | 0.02 | info@muso.com; +http://www.muso.com |
| 59 | 1 | 0.01 | 1 | 0.02 | http://www.secretsearchenginelabs.com/se... |
| 60 | 1 | 0.01 | 1 | 0.02 | http://about.ask.com/en/docs/about/webma... |
| 61 | 1 | 0.01 | 0 | 0.00 | http://misc.yahoo.com.cn/help.html |
| 62 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X |
| 63 | 1 | 0.01 | 1 | 0.02 | BeOS BePC |
| 64 | 1 | 0.01 | 0 | 0.00 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 65 | 1 | 0.01 | 1 | 0.02 | Win32 |
| 66 | 1 | 0.01 | 1 | 0.02 | +http://www.openindex.io/en/webmasters/s... |
| 67 | 1 | 0.01 | 0 | 0.00 | +http://www.aport.ru/help |
| 68 | 1 | 0.01 | 1 | 0.02 | +http://user-agent-string.info/UASlinkCh... |
| 69 | 1 | 0.01 | 1 | 0.02 | +http://www.dotsemantic.org |
| 70 | 1 | 0.01 | 1 | 0.02 | +http://www.scoutjet.com/ |
| 71 | 1 | 0.01 | 1 | 0.02 | +http://ego.ms.mff.cuni.cz/ |
| 72 | 1 | 0.01 | 1 | 0.02 | +http://wummel.github.io/linkchecker/ |
| 73 | 1 | 0.01 | 1 | 0.02 | ANTFresco/2.17; RISC OS-NC 5.13 Laz1UK13... |
| 74 | 1 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 75 | 1 | 0.01 | 0 | 0.00 | +http://k311.fd.cvut.cz/ |
| 76 | 1 | 0.01 | 1 | 0.02 | Windows ME |
| 77 | 1 | 0.01 | 1 | 0.02 | +http://tweetmeme.com/ |
