| Used Operating Systems |
| 1 | 6996 | 28.98 | 2753 | 34.95 | Windows NT |
| 2 | 4915 | 20.36 | 89 | 1.13 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 4180 | 17.32 | 3347 | 42.49 | +http://www.baidu.com/search/spider.html |
| 4 | 2590 | 10.73 | 1067 | 13.54 | +http://www.easou.com/search/spider.html |
| 5 | 1621 | 6.72 | 2 | 0.03 | +http://OpenLinkProfiler.org/bot |
| 6 | 1042 | 4.32 | 51 | 0.65 | +http://yandex.com/bots |
| 7 | 766 | 3.17 | 120 | 1.52 | help@moz.com |
| 8 | 436 | 1.81 | 80 | 1.02 | http://www.opensiteexplorer.org/dotbot, ... |
| 9 | 423 | 1.75 | 17 | 0.22 | Windows 98 |
| 10 | 316 | 1.31 | 21 | 0.27 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 255 | 1.06 | 122 | 1.55 | +http://www.bing.com/bingbot.htm |
| 12 | 176 | 0.73 | 52 | 0.66 | +http://www.google.com/bot.html |
| 13 | 67 | 0.28 | 36 | 0.46 | Linux i686 [unknown version] |
| 14 | 48 | 0.20 | 18 | 0.23 | X11 |
| 15 | 40 | 0.17 | 12 | 0.15 | +http://www.exabot.com/go/robot |
| 16 | 36 | 0.15 | 8 | 0.10 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 17 | 35 | 0.14 | 1 | 0.01 | +http://endb-consolidated.aihit.com/ |
| 18 | 33 | 0.14 | 8 | 0.10 | Linux [unknown version] |
| 19 | 29 | 0.12 | 10 | 0.13 | +http://www.linkdex.com/bots/ |
| 20 | 21 | 0.09 | 9 | 0.11 | Android 2.3.5 |
| 21 | 13 | 0.05 | 6 | 0.08 | +http://fulltext.sblog.cz/ |
| 22 | 5 | 0.02 | 3 | 0.04 | +info@netcraft.com |
| 23 | 4 | 0.02 | 2 | 0.03 | Windows CE |
| 24 | 4 | 0.02 | 0 | 0.00 | Win32 |
| 25 | 4 | 0.02 | 1 | 0.01 | Macintosh; Intel Mac OS X 10_7_3; Triden... |
| 26 | 4 | 0.02 | 0 | 0.00 | Macintosh PPC |
| 27 | 4 | 0.02 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 28 | 4 | 0.02 | 2 | 0.03 | +http://wiki.github.com/bixo/bixo/bixocr... |
| 29 | 4 | 0.02 | 4 | 0.05 | Windows 95 |
| 30 | 4 | 0.02 | 2 | 0.03 | +http://nlp.fi.muni.cz/projects/biwec/ |
| 31 | 3 | 0.01 | 0 | 0.00 | +http://ahrefs.com/robot/ |
| 32 | 3 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 5.0 |
| 33 | 3 | 0.01 | 1 | 0.01 | +http://k311.fd.cvut.cz/ |
| 34 | 2 | 0.01 | 1 | 0.01 | http://www.peew.de/crawler/ |
| 35 | 2 | 0.01 | 2 | 0.03 | BeOS BePC |
| 36 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 37 | 2 | 0.01 | 1 | 0.01 | +http://www.scoutjet.com/ |
| 38 | 2 | 0.01 | 0 | 0.00 | +http://www.proximic.com/info/spider.php |
| 39 | 2 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 40 | 2 | 0.01 | 2 | 0.03 | Windows Phone OS 7.5 |
| 41 | 2 | 0.01 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 42 | 2 | 0.01 | 1 | 0.01 | Windows 3.1 |
| 43 | 2 | 0.01 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 44 | 2 | 0.01 | 2 | 0.03 | +http://fulltext.sblog.cz/screenshot/ |
| 45 | 2 | 0.01 | 0 | 0.00 | Website Thumbnail Generator; +http://web... |
| 46 | 2 | 0.01 | 0 | 0.00 | +http://www.q0.com |
| 47 | 2 | 0.01 | 1 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 48 | 2 | 0.01 | 1 | 0.01 | +http://www.dnsdigger.com |
| 49 | 2 | 0.01 | 2 | 0.03 | +http://shoulu.jike.com/spider.html |
| 50 | 1 | 0.00 | 1 | 0.01 | webcrawler at wise-guys dot nl; http://w... |
| 51 | 1 | 0.00 | 0 | 0.00 | http://www.yoono.com/ |
| 52 | 1 | 0.00 | 1 | 0.01 | Windows |
| 53 | 1 | 0.00 | 1 | 0.01 | Auto; Windows |
| 54 | 1 | 0.00 | 1 | 0.01 | +http://www.ellerdale.com/crawler.html |
| 55 | 1 | 0.00 | 0 | 0.00 | +http://www.infohelfer.de/crawler.php |
| 56 | 1 | 0.00 | 1 | 0.01 | +http://about.depspid.net |
| 57 | 1 | 0.00 | 0 | 0.00 | http://webagent.wise-guys.nl/ |
| 58 | 1 | 0.00 | 1 | 0.01 | +http://arachnys.com/ |
| 59 | 1 | 0.00 | 1 | 0.01 | +http://help.coccoc.com/ |
| 60 | 1 | 0.00 | 0 | 0.00 | +http://www.yunyun.com/spider.html |
| 61 | 1 | 0.00 | 1 | 0.01 | +http://www.openindex.io/en/webmasters/s... |
| 62 | 1 | 0.00 | 1 | 0.01 | +http://bixolabs.com/crawler/ptd/; crawl... |
| 63 | 1 | 0.00 | 1 | 0.01 | http://nlp.fi.muni.cz/projects/biwec/ |
| 64 | 1 | 0.00 | 1 | 0.01 | MSIE 5.5; Windows NT 4.0 |
| 65 | 1 | 0.00 | 1 | 0.01 | Intel Mac OS X 10.6 |
| 66 | 1 | 0.00 | 1 | 0.01 | +http://about.ask.com/en/docs/about/webm... |
| 67 | 1 | 0.00 | 1 | 0.01 | +http://monoid.nic.ru/ |
| 68 | 1 | 0.00 | 1 | 0.01 | ) - BrowseX (2.0.0 Windows |
| 69 | 1 | 0.00 | 1 | 0.01 | http://www.scoutjet.com/ |
| 70 | 1 | 0.00 | 1 | 0.01 | i686 Linux; 20020712 |
| 71 | 1 | 0.00 | 1 | 0.01 | FreeBSD [unknown version] |
