| Used Operating Systems |
| 1 | 7938 | 52.21 | 2981 | 57.44 | Windows NT |
| 2 | 2575 | 16.94 | 74 | 1.43 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1439 | 9.47 | 1388 | 26.74 | +http://www.baidu.com/search/spider.html |
| 4 | 858 | 5.64 | 18 | 0.35 | Windows 98 |
| 5 | 632 | 4.16 | 0 | 0.00 | Win32; Trident/4.0 |
| 6 | 439 | 2.89 | 261 | 5.03 | +http://www.bing.com/bingbot.htm |
| 7 | 351 | 2.31 | 185 | 3.56 | +http://www.google.com/bot.html |
| 8 | 274 | 1.80 | 67 | 1.29 | help@moz.com |
| 9 | 234 | 1.54 | 54 | 1.04 | http://www.opensiteexplorer.org/dotbot, ... |
| 10 | 102 | 0.67 | 22 | 0.42 | +http://yandex.com/bots |
| 11 | 59 | 0.39 | 21 | 0.40 | +http://www.linkdex.com/bots/ |
| 12 | 42 | 0.28 | 14 | 0.27 | +http://www.linkdex.com/about/bots/ |
| 13 | 32 | 0.21 | 6 | 0.12 | X11 |
| 14 | 21 | 0.14 | 7 | 0.13 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 19 | 0.12 | 8 | 0.15 | +http://ahrefs.com/robot/ |
| 16 | 19 | 0.12 | 18 | 0.35 | Windows 95 |
| 17 | 19 | 0.12 | 7 | 0.13 | Linux i686 [unknown version] |
| 18 | 18 | 0.12 | 5 | 0.10 | Android 2.3.5 |
| 19 | 16 | 0.11 | 7 | 0.13 | +http://www.exabot.com/go/robot |
| 20 | 12 | 0.08 | 6 | 0.12 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 9 | 0.06 | 1 | 0.02 | +http://webmeup-crawler.com/ |
| 22 | 8 | 0.05 | 4 | 0.08 | Linux [unknown version] |
| 23 | 7 | 0.05 | 1 | 0.02 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 24 | 7 | 0.05 | 1 | 0.02 | +http://www.warebay.com/bot.html |
| 25 | 7 | 0.05 | 1 | 0.02 | +http://endb-consolidated.aihit.com/ |
| 26 | 6 | 0.04 | 3 | 0.06 | http://crawler.sistrix.net/ |
| 27 | 5 | 0.03 | 1 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 28 | 5 | 0.03 | 5 | 0.10 | MSIE 5.5; Windows NT 5.0 |
| 29 | 4 | 0.03 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 30 | 4 | 0.03 | 2 | 0.04 | +http://help.coccoc.com/ |
| 31 | 3 | 0.02 | 0 | 0.00 | +http://about.depspid.net |
| 32 | 3 | 0.02 | 2 | 0.04 | +info@netcraft.com |
| 33 | 2 | 0.01 | 2 | 0.04 | Windows 2000 |
| 34 | 2 | 0.01 | 2 | 0.04 | BeOS |
| 35 | 2 | 0.01 | 0 | 0.00 | Win64; Trident/7.0 |
| 36 | 2 | 0.01 | 2 | 0.04 | Windows 3.1 |
| 37 | 2 | 0.01 | 2 | 0.04 | MSIE 5.5; Windows NT 4.0 |
| 38 | 2 | 0.01 | 1 | 0.02 | +http://www.meanpath.com/meanpathbot.htm... |
| 39 | 1 | 0.01 | 1 | 0.02 | Windows CE |
| 40 | 1 | 0.01 | 1 | 0.02 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 41 | 1 | 0.01 | 0 | 0.00 | Macintosh PPC |
| 42 | 1 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 43 | 1 | 0.01 | 0 | 0.00 | +http://www.openindex.io/en/webmasters/s... |
| 44 | 1 | 0.01 | 0 | 0.00 | +http://www.scoutjet.com/ |
| 45 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.5 |
| 46 | 1 | 0.01 | 0 | 0.00 | +http://www.infohelfer.de/crawler.php |
| 47 | 1 | 0.01 | 1 | 0.02 | Windows Phone OS 7.5 |
| 48 | 1 | 0.01 | 1 | 0.02 | Windows ME |
| 49 | 1 | 0.01 | 0 | 0.00 | Windows XP |
| 50 | 1 | 0.01 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 51 | 1 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 52 | 1 | 0.01 | 0 | 0.00 | +http://www.yunyun.com/spider.html |
| 53 | 1 | 0.01 | 1 | 0.02 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 54 | 1 | 0.01 | 1 | 0.02 | Intel Mac OS X 10.6 |
| 55 | 1 | 0.01 | 0 | 0.00 | ANTFresco/2.17; RISC OS-NC 5.13 Laz1UK13... |
| 56 | 1 | 0.01 | 1 | 0.02 | +http://ego.ms.mff.cuni.cz/ |
| 57 | 1 | 0.01 | 1 | 0.02 | +http://www.q0.com |
| 58 | 1 | 0.01 | 1 | 0.02 | +http://www.alexa.com/help/webmasters; s... |
| 59 | 1 | 0.01 | 0 | 0.00 | +http://begun.ru/begun/technology/indexe... |
| 60 | 1 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 61 | 1 | 0.01 | 0 | 0.00 | +http://k311.fd.cvut.cz/ |
| 62 | 1 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
