| Used Operating Systems |
| 1 | 21037 | 71.21 | 2058 | 45.47 | Windows NT |
| 2 | 3393 | 11.49 | 89 | 1.97 | http://www.majestic12.co.uk/bot.php?+ |
| 3 | 1805 | 6.11 | 1540 | 34.03 | +http://www.baidu.com/search/spider.html |
| 4 | 1003 | 3.40 | 308 | 6.81 | +http://www.google.com/bot.html |
| 5 | 587 | 1.99 | 85 | 1.88 | http://www.opensiteexplorer.org/dotbot, ... |
| 6 | 534 | 1.81 | 133 | 2.94 | +http://www.bing.com/bingbot.htm |
| 7 | 332 | 1.12 | 109 | 2.41 | +http://www.linkdex.com/bots/ |
| 8 | 187 | 0.63 | 30 | 0.66 | +http://yandex.com/bots |
| 9 | 152 | 0.51 | 32 | 0.71 | +http://www.semrush.com/bot.html |
| 10 | 58 | 0.20 | 9 | 0.20 | http://help.yahoo.com/help/us/ysearch/sl... |
| 11 | 45 | 0.15 | 9 | 0.20 | Windows 95 |
| 12 | 30 | 0.10 | 2 | 0.04 | Windows Phone OS 7.5 |
| 13 | 28 | 0.09 | 2 | 0.04 | http://nmap.org/book/nse.html |
| 14 | 25 | 0.08 | 10 | 0.22 | +http://ahrefs.com/robot/ |
| 15 | 24 | 0.08 | 2 | 0.04 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 16 | 22 | 0.07 | 11 | 0.24 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 21 | 0.07 | 11 | 0.24 | Linux [unknown version] |
| 18 | 15 | 0.05 | 2 | 0.04 | MSIE 5.5; Windows NT 5.0 |
| 19 | 15 | 0.05 | 5 | 0.11 | Windows 98 |
| 20 | 14 | 0.05 | 7 | 0.15 | Linux i686 [unknown version] |
| 21 | 13 | 0.04 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 22 | 12 | 0.04 | 2 | 0.04 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 23 | 12 | 0.04 | 1 | 0.02 | Android |
| 24 | 11 | 0.04 | 3 | 0.07 | +http://OpenLinkProfiler.org/bot |
| 25 | 10 | 0.03 | 4 | 0.09 | Windows 3.1 |
| 26 | 10 | 0.03 | 3 | 0.07 | +http://www.exabot.com/go/robot |
| 27 | 9 | 0.03 | 3 | 0.07 | +http://www.xovibot.net/ |
| 28 | 8 | 0.03 | 4 | 0.09 | http://crawler.sistrix.net/ |
| 29 | 8 | 0.03 | 2 | 0.04 | +http://u2search.co |
| 30 | 8 | 0.03 | 2 | 0.04 | +http://alphaphitote.com |
| 31 | 7 | 0.02 | 1 | 0.02 | Android 2.3.5 |
| 32 | 7 | 0.02 | 2 | 0.04 | X11 |
| 33 | 6 | 0.02 | 2 | 0.04 | +http://prox100download.com |
| 34 | 6 | 0.02 | 0 | 0.00 | https://help.yahoo.com/kb/mail/yahoo-lin... |
| 35 | 6 | 0.02 | 0 | 0.00 | +http://fulltext.sblog.cz/ |
| 36 | 6 | 0.02 | 6 | 0.13 | +http://domainsigma.com/robot |
| 37 | 4 | 0.01 | 2 | 0.04 | crawler@mixrank.com |
| 38 | 4 | 0.01 | 0 | 0.00 | Series 60 |
| 39 | 4 | 0.01 | 2 | 0.04 | Windows XP |
| 40 | 4 | 0.01 | 2 | 0.04 | +info@netcraft.com |
| 41 | 4 | 0.01 | 0 | 0.00 | support.voilabot@orange.com |
| 42 | 4 | 0.01 | 1 | 0.02 | +http://r4downloads.co |
| 43 | 3 | 0.01 | 1 | 0.02 | +http://downloadmine.biz |
| 44 | 3 | 0.01 | 1 | 0.02 | +http://www.seokicks.de/robot.html |
| 45 | 3 | 0.01 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 46 | 2 | 0.01 | 2 | 0.04 | 68K; Trident/4.0 |
| 47 | 2 | 0.01 | 2 | 0.04 | +http://fb02itsscan.fh-muenster.de |
| 48 | 2 | 0.01 | 0 | 0.00 | http://drive.google.com |
| 49 | 2 | 0.01 | 0 | 0.00 | Windows Phone 8.0; Trident/6.0; IEMobile... |
| 50 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 51 | 2 | 0.01 | 2 | 0.04 | PPC; WOW64; Trident/3.0 |
| 52 | 2 | 0.01 | 2 | 0.04 | PPC; Trident/4.0 |
| 53 | 2 | 0.01 | 2 | 0.04 | +http://wmaid.com/en/explore/ |
| 54 | 2 | 0.01 | 2 | 0.04 | PPC; Trident/3.0 |
| 55 | 2 | 0.01 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 56 | 1 | 0.00 | 1 | 0.02 | Windows 2000 |
| 57 | 1 | 0.00 | 0 | 0.00 | PPC; Win64; IA64; Trident/4.0 |
| 58 | 1 | 0.00 | 1 | 0.02 | PPC; SV1; Trident/5.0 |
| 59 | 1 | 0.00 | 1 | 0.02 | PPC; Trident/2.0 |
| 60 | 1 | 0.00 | 1 | 0.02 | PPC; Win64; x64; Trident/2.0 |
| 61 | 1 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 62 | 1 | 0.00 | 1 | 0.02 | PPC; .NET CLR; Trident/3.0 |
| 63 | 1 | 0.00 | 1 | 0.02 | PPC; Tablet PC; Trident/3.0 |
| 64 | 1 | 0.00 | 0 | 0.00 | 68K; Tablet PC; Trident/5.0 |
| 65 | 1 | 0.00 | 1 | 0.02 | 68K; Win64; x64; Trident/3.0 |
| 66 | 1 | 0.00 | 0 | 0.00 | +http://image2play.com/ |
| 67 | 1 | 0.00 | 1 | 0.02 | WindowsCE; Trident/2.0 |
| 68 | 1 | 0.00 | 1 | 0.02 | PPC; Trident/1.0 |
| 69 | 1 | 0.00 | 1 | 0.02 | PPC; Win64; x64; Trident/1.0 |
| 70 | 1 | 0.00 | 1 | 0.02 | Windows 9x |
| 71 | 1 | 0.00 | 0 | 0.00 | Windows Phone OS 7.0 |
| 72 | 1 | 0.00 | 0 | 0.00 | PPC; WOW64; Trident/5.0 |
| 73 | 1 | 0.00 | 1 | 0.02 | PPC; Win64; x64; Trident/3.0 |
| 74 | 1 | 0.00 | 1 | 0.02 | Win3.11; Trident/3.0 |
| 75 | 1 | 0.00 | 1 | 0.02 | 68K; SV1; Trident/4.0 |
| 76 | 1 | 0.00 | 1 | 0.02 | 68K; Trident/1.0 |
| 77 | 1 | 0.00 | 0 | 0.00 | 68K; SV1; Trident/5.0 |
