| Used Operating Systems |
| 1 | 15185 | 40.64 | 11635 | 72.01 | +http://www.baidu.com/search/spider.html |
| 2 | 8617 | 23.06 | 75 | 0.46 | http://uptimefiles.com |
| 3 | 2916 | 7.80 | 1047 | 6.48 | Windows NT |
| 4 | 2345 | 6.28 | 646 | 4.00 | +http://www.bing.com/bingbot.htm |
| 5 | 1392 | 3.73 | 842 | 5.21 | +http://www.google.com/bot.html |
| 6 | 1233 | 3.30 | 435 | 2.69 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 843 | 2.26 | 263 | 1.63 | http://www.majestic12.co.uk/bot.php?+ |
| 8 | 836 | 2.24 | 308 | 1.91 | +http://yandex.com/bots |
| 9 | 706 | 1.89 | 144 | 0.89 | +http://www.semrush.com/bot.html |
| 10 | 611 | 1.64 | 3 | 0.02 | +http://OpenLinkProfiler.org/bot |
| 11 | 584 | 1.56 | 374 | 2.31 | +http://ahrefs.com/robot/ |
| 12 | 358 | 0.96 | 15 | 0.09 | +http://fulltext.sblog.cz/ |
| 13 | 327 | 0.88 | 20 | 0.12 | Linux i686 [unknown version] |
| 14 | 177 | 0.47 | 58 | 0.36 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 15 | 164 | 0.44 | 1 | 0.01 | +http://www.seokicks.de/robot.html |
| 16 | 162 | 0.43 | 1 | 0.01 | +http://webmeup-crawler.com/ |
| 17 | 117 | 0.31 | 56 | 0.35 | +http://www.exabot.com/go/robot |
| 18 | 100 | 0.27 | 20 | 0.12 | http://www.searchmetrics.com/en/searchme... |
| 19 | 96 | 0.26 | 13 | 0.08 | +http://www.findxbot.com |
| 20 | 78 | 0.21 | 34 | 0.21 | +http://duckduckgo.com |
| 21 | 74 | 0.20 | 0 | 0.00 | +http://www.easou.com/search/spider.html |
| 22 | 49 | 0.13 | 15 | 0.09 | +http://www.profound.net/domainappender |
| 23 | 38 | 0.10 | 14 | 0.09 | +http://www.linkdex.com/bots/ |
| 24 | 33 | 0.09 | 9 | 0.06 | Windows ME |
| 25 | 33 | 0.09 | 12 | 0.07 | Windows 95 |
| 26 | 33 | 0.09 | 3 | 0.02 | WinHttp.WinHttpRequest.5 |
| 27 | 29 | 0.08 | 24 | 0.15 | +http://www.xovibot.net/ |
| 28 | 23 | 0.06 | 4 | 0.02 | Windows 98 |
| 29 | 22 | 0.06 | 4 | 0.02 | http://www.lipperhey.com/ |
| 30 | 16 | 0.04 | 8 | 0.05 | +http://www.meanpath.com/meanpathbot.htm... |
| 31 | 15 | 0.04 | 5 | 0.03 | Windows 2000 |
| 32 | 14 | 0.04 | 4 | 0.02 | +http://help.coccoc.com/ |
| 33 | 13 | 0.03 | 8 | 0.05 | +http://glutenfreepleasure.com/ |
| 34 | 12 | 0.03 | 4 | 0.02 | MSIE 5.5; Windows NT 4.0 |
| 35 | 11 | 0.03 | 1 | 0.01 | +http://filterdb.iss.net/crawler/ |
| 36 | 10 | 0.03 | 6 | 0.04 | http://www.bing.com/bingbot.htm |
| 37 | 10 | 0.03 | 1 | 0.01 | +http://www.linkpad.ru |
| 38 | 8 | 0.02 | 7 | 0.04 | Android |
| 39 | 6 | 0.02 | 2 | 0.01 | Windows CE |
| 40 | 6 | 0.02 | 2 | 0.01 | Auto; Windows |
| 41 | 6 | 0.02 | 6 | 0.04 | +http://pmoz.info/doc/botinfo.htm |
| 42 | 6 | 0.02 | 2 | 0.01 | Windows XP |
| 43 | 6 | 0.02 | 3 | 0.02 | +http://botw.org |
| 44 | 5 | 0.01 | 1 | 0.01 | Macintosh PPC |
| 45 | 5 | 0.01 | 3 | 0.02 | +info@netcraft.com |
| 46 | 4 | 0.01 | 2 | 0.01 | +http://www.proximic.com/info/spider.php |
| 47 | 4 | 0.01 | 4 | 0.02 | Linux [unknown version] |
| 48 | 4 | 0.01 | 1 | 0.01 | Windows Phone OS 7.5 |
| 49 | 4 | 0.01 | 2 | 0.01 | +http://gimme60.com |
| 50 | 4 | 0.01 | 2 | 0.01 | +http://advbot.org/bot.html |
| 51 | 4 | 0.01 | 1 | 0.01 | +http://downloadg5.com |
| 52 | 3 | 0.01 | 3 | 0.02 | Intel Mac OS X 10.4 |
| 53 | 3 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 54 | 2 | 0.01 | 2 | 0.01 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 55 | 2 | 0.01 | 1 | 0.01 | +https://www.mojeek.com/bot.html |
| 56 | 2 | 0.01 | 0 | 0.00 | +http://vk.com/dev/Share |
| 57 | 1 | 0.00 | 1 | 0.01 | +http://www.grapeshot.co.uk/crawler.php |
| 58 | 1 | 0.00 | 0 | 0.00 | +http://siteexplorer.info/ |
| 59 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
