| Used Operating Systems |
| 1 | 30440 | 30.54 | 25521 | 74.86 | +http://www.baidu.com/search/spider.html |
| 2 | 27664 | 27.75 | 416 | 1.22 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 12547 | 12.59 | 371 | 1.09 | +http://ahrefs.com/robot/ |
| 4 | 7807 | 7.83 | 2784 | 8.17 | Windows NT |
| 5 | 3821 | 3.83 | 1404 | 4.12 | +http://www.google.com/bot.html |
| 6 | 3097 | 3.11 | 844 | 2.48 | +http://www.xovibot.net/ |
| 7 | 2428 | 2.44 | 1049 | 3.08 | +http://www.bing.com/bingbot.htm |
| 8 | 2006 | 2.01 | 5 | 0.01 | +https://www.megaindex.ru/?tab=linkAnaly... |
| 9 | 1990 | 2.00 | 2 | 0.01 | +http://OpenLinkProfiler.org/bot |
| 10 | 1978 | 1.98 | 288 | 0.84 | +http://yandex.com/bots |
| 11 | 1618 | 1.62 | 4 | 0.01 | +http://www.findxbot.com |
| 12 | 1251 | 1.26 | 507 | 1.49 | +http://www.linkdex.com/bots/ |
| 13 | 801 | 0.80 | 2 | 0.01 | +http://megaindex.com/crawler |
| 14 | 537 | 0.54 | 375 | 1.10 | http://help.yahoo.com/help/us/ysearch/sl... |
| 15 | 280 | 0.28 | 2 | 0.01 | http://www.searchmetrics.com/en/searchme... |
| 16 | 271 | 0.27 | 14 | 0.04 | Linux i686 [unknown version] |
| 17 | 264 | 0.26 | 44 | 0.13 | +http://www.profound.net/domainappender |
| 18 | 145 | 0.15 | 118 | 0.35 | Windows 95 |
| 19 | 93 | 0.09 | 30 | 0.09 | Windows 98 |
| 20 | 75 | 0.08 | 26 | 0.08 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 21 | 65 | 0.07 | 2 | 0.01 | +http://webmeup-crawler.com/ |
| 22 | 56 | 0.06 | 29 | 0.09 | +http://www.proximic.com/info/spider.php |
| 23 | 47 | 0.05 | 26 | 0.08 | +http://www.exabot.com/go/robot |
| 24 | 41 | 0.04 | 28 | 0.08 | Windows 2000 |
| 25 | 29 | 0.03 | 4 | 0.01 | Windows XP |
| 26 | 25 | 0.03 | 24 | 0.07 | Auto; Windows |
| 27 | 23 | 0.02 | 22 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 28 | 23 | 0.02 | 23 | 0.07 | ) - BrowseX (2.0.0 Windows |
| 29 | 23 | 0.02 | 6 | 0.02 | +http://fulltext.sblog.cz/ |
| 30 | 22 | 0.02 | 14 | 0.04 | Windows CE |
| 31 | 22 | 0.02 | 20 | 0.06 | Windows 3.1 |
| 32 | 21 | 0.02 | 19 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 33 | 20 | 0.02 | 10 | 0.03 | +http://duckduckgo.com |
| 34 | 16 | 0.02 | 8 | 0.02 | +http://help.coccoc.com/ |
| 35 | 14 | 0.01 | 5 | 0.01 | +https://www.mojeek.com/bot.html |
| 36 | 12 | 0.01 | 1 | 0.00 | +https://www.lipperhey.com/en/about/ |
| 37 | 11 | 0.01 | 1 | 0.00 | X11 |
| 38 | 10 | 0.01 | 10 | 0.03 | Windows ME |
| 39 | 8 | 0.01 | 4 | 0.01 | +http://www.meanpath.com/meanpathbot.htm... |
| 40 | 8 | 0.01 | 1 | 0.00 | +http://advbot.org/bot.html |
| 41 | 6 | 0.01 | 3 | 0.01 | Win32 |
| 42 | 6 | 0.01 | 4 | 0.01 | Linux [unknown version] |
| 43 | 6 | 0.01 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 44 | 6 | 0.01 | 4 | 0.01 | Intel Mac OS X 10.6 |
| 45 | 5 | 0.01 | 1 | 0.00 | +http://www.pagespeed.de |
| 46 | 5 | 0.01 | 5 | 0.01 | Linux i586 [unknown version] |
| 47 | 5 | 0.01 | 3 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 48 | 4 | 0.00 | 1 | 0.00 | Android |
| 49 | 4 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 50 | 4 | 0.00 | 3 | 0.01 | +http://www.netseer.com/crawler.html; cr... |
| 51 | 4 | 0.00 | 2 | 0.01 | Android 2.3.5 |
| 52 | 2 | 0.00 | 1 | 0.00 | +info@netcraft.com |
| 53 | 2 | 0.00 | 0 | 0.00 | +http://www.semrush.com/bot.html |
| 54 | 2 | 0.00 | 1 | 0.00 | +http://gimme60.com |
| 55 | 1 | 0.00 | 1 | 0.00 | SunOS 4.1.x |
| 56 | 1 | 0.00 | 0 | 0.00 | Trident/6.0; Windows NT 5.0; Zango 9.9.0... |
| 57 | 1 | 0.00 | 1 | 0.00 | Intel Mac OS X 10.4 |
