| Used Operating Systems | 
| 1 | 438829 | 40.23 | 532 | 0.99 | +http://www.semrush.com/bot.html | 
| 2 | 177229 | 16.25 | 1323 | 2.46 | http://mj12bot.com/ | 
| 3 | 151120 | 13.85 | 2318 | 4.31 | +http://www.bing.com/bingbot.htm | 
| 4 | 85514 | 7.84 | 1691 | 3.15 | +http://yandex.com/bots | 
| 5 | 57808 | 5.30 | 9 | 0.02 | +http://webmeup-crawler.com/ | 
| 6 | 43014 | 3.94 | 31370 | 58.38 | +http://ahrefs.com/robot/ | 
| 7 | 39255 | 3.60 | 991 | 1.84 | http://www.opensiteexplorer.org/dotbot, ... | 
| 8 | 28235 | 2.59 | 1450 | 2.70 | Windows NT | 
| 9 | 27270 | 2.50 | 2718 | 5.06 | +http://www.google.com/bot.html | 
| 10 | 14442 | 1.32 | 7780 | 14.48 | +http://www.baidu.com/search/spider.html | 
| 11 | 6040 | 0.55 | 1176 | 2.19 | +http://www.pinterest.com/bot.html | 
| 12 | 6007 | 0.55 | 3 | 0.01 | +http://OpenLinkProfiler.org/bot  | 
| 13 | 5772 | 0.53 | 608 | 1.13 | Mail.RU_Bot/Img/2.0; +http://go.mail.ru/... | 
| 14 | 1885 | 0.17 | 62 | 0.12 | +http://napoveda.seznam.cz/en/seznambot-... | 
| 15 | 772 | 0.07 | 58 | 0.11 | +centurybot9@gmail.com | 
| 16 | 681 | 0.06 | 102 | 0.19 | http://femtosearch.com | 
| 17 | 608 | 0.06 | 18 | 0.03 | +https://www.mojeek.com/bot.html | 
| 18 | 607 | 0.06 | 56 | 0.10 | +http://cliqz.com/company/cliqzbot | 
| 19 | 533 | 0.05 | 3 | 0.01 | X11 | 
| 20 | 530 | 0.05 | 0 | 0.00 | +https://bazqux.com/fetcher; 1 subscribe... | 
| 21 | 506 | 0.05 | 233 | 0.43 | +http://duckduckgo.com | 
| 22 | 414 | 0.04 | 131 | 0.24 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... | 
| 23 | 306 | 0.03 | 6 | 0.01 | Android | 
| 24 | 272 | 0.02 | 15 | 0.03 | +http://cs.daum.net/faq/15/4118.html?faq... | 
| 25 | 236 | 0.02 | 2 | 0.00 | +http://www.similartech.com/smtbot | 
| 26 | 233 | 0.02 | 64 | 0.12 | +http://www.exabot.com/go/robot | 
| 27 | 227 | 0.02 | 16 | 0.03 | +http://www.linkdex.com/bots/ | 
| 28 | 124 | 0.01 | 124 | 0.23 | Windows 2005 | 
| 29 | 122 | 0.01 | 0 | 0.00 | Linux [unknown version] | 
| 30 | 117 | 0.01 | 0 | 0.00 | 116 subscribers; feed-id=50e2ea0fe721eca... | 
| 31 | 115 | 0.01 | 0 | 0.00 | J2ME/MIDP | 
| 32 | 115 | 0.01 | 115 | 0.21 | Windows 2008 | 
| 33 | 111 | 0.01 | 111 | 0.21 | Windows 9 | 
| 34 | 109 | 0.01 | 2 | 0.00 | +http://www.reddit.com/feedback | 
| 35 | 107 | 0.01 | 107 | 0.20 | Windows 2002 | 
| 36 | 104 | 0.01 | 104 | 0.19 | Windows 2004 | 
| 37 | 101 | 0.01 | 101 | 0.19 | Windows 2006 | 
| 38 | 97 | 0.01 | 97 | 0.18 | Windows 2007 | 
| 39 | 94 | 0.01 | 94 | 0.17 | Windows 2003 | 
| 40 | 88 | 0.01 | 1 | 0.00 | +http://filterdb.iss.net/crawler/ | 
| 41 | 67 | 0.01 | 0 | 0.00 | +http://help.coccoc.com/searchengine | 
| 42 | 64 | 0.01 | 6 | 0.01 | Windows 98 | 
| 43 | 64 | 0.01 | 3 | 0.01 | +bot@eright.com | 
| 44 | 51 | 0.00 | 22 | 0.04 | +http://glutenfreepleasure.com/ | 
| 45 | 45 | 0.00 | 3 | 0.01 | +https://blog.ucoz.ru/upolicy | 
| 46 | 44 | 0.00 | 18 | 0.03 | Windows 95 | 
| 47 | 43 | 0.00 | 3 | 0.01 | +http://naver.me/spd | 
| 48 | 38 | 0.00 | 0 | 0.00 | +http://www.tineye.com/crawler.html | 
| 49 | 38 | 0.00 | 0 | 0.00 | 117 subscribers; feed-id=50e2ea0fe721eca... | 
| 50 | 37 | 0.00 | 4 | 0.01 | http://help.yahoo.com/help/us/ysearch/sl... | 
| 51 | 36 | 0.00 | 0 | 0.00 | MAUI Runtime | 
| 52 | 32 | 0.00 | 3 | 0.01 | Linux i686 [unknown version] | 
| 53 | 25 | 0.00 | 3 | 0.01 | Windows XP | 
| 54 | 22 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 | 
| 55 | 20 | 0.00 | 3 | 0.01 | +https://discordapp.com | 
| 56 | 19 | 0.00 | 0 | 0.00 | AnyEvent-HTTP/2.22; +http://software.sch... | 
| 57 | 18 | 0.00 | 2 | 0.00 | +http://www.seokicks.de/robot.html | 
| 58 | 16 | 0.00 | 6 | 0.01 | http://linkfluence.com/; bot@linkfluence... | 
| 59 | 15 | 0.00 | 1 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 60 | 14 | 0.00 | 6 | 0.01 | Windows 3.1 | 
| 61 | 14 | 0.00 | 0 | 0.00 | +http://www.grouphigh.com/ | 
| 62 | 13 | 0.00 | 7 | 0.01 | +http://www.grapeshot.co.uk/crawler.php | 
| 63 | 13 | 0.00 | 9 | 0.02 | +http://sur.ly/bot.html | 
| 64 | 12 | 0.00 | 0 | 0.00 |  +http://docs.google.com; +Google-Docume... | 
| 65 | 12 | 0.00 | 2 | 0.00 | +http://siteexplorer.info/Backlink-Check... | 
| 66 | 12 | 0.00 | 12 | 0.02 | 1 subscribers; feed-id=6dd889edb6cc5a4cb... | 
| 67 | 12 | 0.00 | 0 | 0.00 | 44 subscribers | 
| 68 | 12 | 0.00 | 0 | 0.00 | https://help.yahoo.com/kb/yahoo-ad-monit... | 
| 69 | 12 | 0.00 | 0 | 0.00 | PPC Mac OS X Mach-O | 
| 70 | 11 | 0.00 | 5 | 0.01 | Windows CE | 
| 71 | 10 | 0.00 | 0 | 0.00 | +http://www.sysomos.com/; Sysomos | 
| 72 | 10 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 73 | 9 | 0.00 | 0 | 0.00 | +http://images.weserv.nl/ | 
| 74 | 9 | 0.00 | 0 | 0.00 | Series 60 | 
| 75 | 8 | 0.00 | 0 | 0.00 | Windows 9. | 
| 76 | 8 | 0.00 | 4 | 0.01 | ) - BrowseX (2.0.0 Windows | 
| 77 | 8 | 0.00 | 0 | 0.00 | +http://www.carma.com | 
| 78 | 8 | 0.00 | 0 | 0.00 | +https://duckduckgo.com/duckduckbot | 
| 79 | 7 | 0.00 | 0 | 0.00 | Archive-It; +http://archive-it.org/files... | 
| 80 | 6 | 0.00 | 0 | 0.00 | +http://vk.com/dev/Share | 
| 81 | 6 | 0.00 | 3 | 0.01 | MSIE 5.5; Windows NT 4.0 | 
| 82 | 6 | 0.00 | 1 | 0.00 | WinHttp.WinHttpRequest.5 | 
| 83 | 6 | 0.00 | 0 | 0.00 | Windows ME | 
| 84 | 5 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 85 | 5 | 0.00 | 0 | 0.00 | snap; +http://support.embed.ly/ | 
| 86 | 5 | 0.00 | 2 | 0.00 | MSIE 5.5; Windows NT 5.0 | 
| 87 | 4 | 0.00 | 0 | 0.00 | http://support.paper.li/entries/20023257... | 
| 88 | 4 | 0.00 | 2 | 0.00 | +https://extlinks.com/Bot.html | 
| 89 | 4 | 0.00 | 2 | 0.00 | +http://www.alexa.com/help/webmasters;  | 
| 90 | 4 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 | 
| 91 | 4 | 0.00 | 1 | 0.00 | http://filterdb.iss.net/crawler/ | 
| 92 | 4 | 0.00 | 2 | 0.00 | Windows 2000 | 
| 93 | 3 | 0.00 | 3 | 0.01 | http://www.majestic12.co.uk/bot.php?+ | 
| 94 | 3 | 0.00 | 0 | 0.00 | documents; +http://docs.google.com | 
| 95 | 3 | 0.00 | 0 | 0.00 | apps-presentations; +http://docs.google.... | 
| 96 | 2 | 0.00 | 1 | 0.00 | http://www.botje.com/plukkie.htm | 
| 97 | 2 | 0.00 | 1 | 0.00 | startmebot/1.0; +https://start.me/bot | 
| 98 | 2 | 0.00 | 0 | 0.00 | http://www.similartech.com/smtbot | 
| 99 | 2 | 0.00 | 1 | 0.00 | +http://techleadz.io | 
| 100 | 2 | 0.00 | 0 | 0.00 | +http://naver.me/bot | 
| 101 | 2 | 0.00 | 0 | 0.00 | FreeBSD [unknown version] | 
| 102 | 2 | 0.00 | 0 | 0.00 | +http://mappydata.net/bot/ | 
| 103 | 2 | 0.00 | 0 | 0.00 | Nintendo Wii | 
| 104 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 105 | 2 | 0.00 | 1 | 0.00 | +http://www.findxbot.com | 
| 106 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 107 | 2 | 0.00 | 0 | 0.00 | SpreadTrum | 
| 108 | 2 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 109 | 2 | 0.00 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... | 
| 110 | 2 | 0.00 | 1 | 0.00 | Auto; Windows | 
| 111 | 2 | 0.00 | 2 | 0.00 | +http://pmoz.info/doc/botinfo.htm | 
| 112 | 1 | 0.00 | 0 | 0.00 | Windows 90 | 
| 113 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 114 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 115 | 1 | 0.00 | 0 | 0.00 | +http://www.proximic.com/info/spider.php | 
| 116 | 1 | 0.00 | 0 | 0.00 | http://webagent.wise-guys.nl/ | 
| 117 | 1 | 0.00 | 1 | 0.00 | Meta_Bot/1.1 | 
| 118 | 1 | 0.00 | 0 | 0.00 | +http://dataxu.com | 
| 119 | 1 | 0.00 | 0 | 0.00 | +https://github.com/ViDA-NYU/ache | 
| 120 | 1 | 0.00 | 0 | 0.00 | MTK | 
| 121 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 122 | 1 | 0.00 | 0 | 0.00 | +http://www.junglekey.fr/ | 
| 123 | 1 | 0.00 | 0 | 0.00 | +http://support.embed.ly/ | 
| 124 | 1 | 0.00 | 1 | 0.00 | +http://www.webeaver.com/bot | 
| 125 | 1 | 0.00 | 0 | 0.00 | http://desktop.google.com/ | 
| 126 | 1 | 0.00 | 0 | 0.00 | http://webagent.wise-guys.nl/; http://ww... | 
| 127 | 1 | 0.00 | 0 | 0.00 | +https://raventools.com/seo-website-audi... | 
| 128 | 1 | 0.00 | 0 | 0.00 | Nintendo DSi | 
| 129 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 130 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 131 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 132 | 1 | 0.00 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... | 
| 133 | 1 | 0.00 | 0 | 0.00 | iPhone | 
| 134 | 1 | 0.00 | 0 | 0.00 | klass@odnoklassniki.ru | 
| 135 | 1 | 0.00 | 0 | 0.00 | 1 subscribers |