| Used Operating Systems |
| 1 | 50802 | 61.44 | 317 | 6.35 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 12607 | 15.25 | 542 | 10.86 | Windows NT |
| 3 | 9074 | 10.97 | 577 | 11.57 | +http://ahrefs.com/robot/ |
| 4 | 3137 | 3.79 | 2421 | 48.53 | +http://www.baidu.com/search/spider.html |
| 5 | 2262 | 2.74 | 4 | 0.08 | +http://OpenLinkProfiler.org/bot |
| 6 | 1338 | 1.62 | 542 | 10.86 | +http://www.easou.com/search/spider.html |
| 7 | 1286 | 1.56 | 69 | 1.38 | +http://yandex.com/bots |
| 8 | 521 | 0.63 | 155 | 3.11 | +http://www.google.com/bot.html |
| 9 | 505 | 0.61 | 124 | 2.49 | +http://www.linkdex.com/bots/ |
| 10 | 340 | 0.41 | 51 | 1.02 | +http://www.bing.com/bingbot.htm |
| 11 | 218 | 0.26 | 6 | 0.12 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 12 | 84 | 0.10 | 0 | 0.00 | Macintosh |
| 13 | 52 | 0.06 | 22 | 0.44 | http://www.opensiteexplorer.org/dotbot, ... |
| 14 | 40 | 0.05 | 10 | 0.20 | Linux i686 [unknown version] |
| 15 | 36 | 0.04 | 18 | 0.36 | +http://www.meanpath.com/meanpathbot.htm... |
| 16 | 32 | 0.04 | 22 | 0.44 | Linux [unknown version] |
| 17 | 26 | 0.03 | 2 | 0.04 | Windows CE |
| 18 | 24 | 0.03 | 0 | 0.00 | OS/2 |
| 19 | 24 | 0.03 | 0 | 0.00 | FreeBSD [unknown version] |
| 20 | 20 | 0.02 | 15 | 0.30 | Windows 95 |
| 21 | 20 | 0.02 | 0 | 0.00 | PPC Mac OS X Mach-O |
| 22 | 16 | 0.02 | 4 | 0.08 | +http://u2search.co |
| 23 | 16 | 0.02 | 0 | 0.00 | i686 Linux; 20020515 |
| 24 | 13 | 0.02 | 7 | 0.14 | Windows 98 |
| 25 | 11 | 0.01 | 5 | 0.10 | X11 |
| 26 | 10 | 0.01 | 0 | 0.00 | http://filterdb.iss.net/crawler/ |
| 27 | 8 | 0.01 | 2 | 0.04 | +http://downloadmine.biz |
| 28 | 8 | 0.01 | 4 | 0.08 | http://crawler.sistrix.net/ |
| 29 | 8 | 0.01 | 0 | 0.00 | Linux 2.4.x |
| 30 | 8 | 0.01 | 2 | 0.04 | +http://medialine-it.com |
| 31 | 8 | 0.01 | 8 | 0.16 | ) - BrowseX (2.0.0 Windows |
| 32 | 8 | 0.01 | 2 | 0.04 | +http://r4downloads.co |
| 33 | 7 | 0.01 | 7 | 0.14 | Windows 3.1 |
| 34 | 6 | 0.01 | 0 | 0.00 | http://help.yahoo.com/help/us/ysearch/sl... |
| 35 | 6 | 0.01 | 3 | 0.06 | PPC; Trident/1.0 |
| 36 | 6 | 0.01 | 3 | 0.06 | 68K; Trident/2.0 |
| 37 | 6 | 0.01 | 4 | 0.08 | 68K; Trident/5.0 |
| 38 | 4 | 0.00 | 0 | 0.00 | Solaris 9.x |
| 39 | 4 | 0.00 | 1 | 0.02 | +http://prox100download.com |
| 40 | 4 | 0.00 | 2 | 0.04 | Windows XP |
| 41 | 4 | 0.00 | 4 | 0.08 | MSIE 5.5; Windows NT 5.0 |
| 42 | 4 | 0.00 | 1 | 0.02 | +http://t2downloads.xyz |
| 43 | 4 | 0.00 | 1 | 0.02 | PPC; SV1; Trident/2.0 |
| 44 | 4 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 45 | 4 | 0.00 | 0 | 0.00 | America Online Browser 1.1; rev1.1; Wind... |
| 46 | 3 | 0.00 | 1 | 0.02 | +http://alphaphitote.com |
| 47 | 3 | 0.00 | 3 | 0.06 | MSIE 5.5; Windows NT 4.0 |
| 48 | 2 | 0.00 | 2 | 0.04 | WindowsCE; Trident/4.0 |
| 49 | 2 | 0.00 | 2 | 0.04 | Windows 2000 |
| 50 | 2 | 0.00 | 2 | 0.04 | Auto; Windows |
| 51 | 2 | 0.00 | 1 | 0.02 | 68K; Tablet PC; Trident/2.0 |
| 52 | 2 | 0.00 | 2 | 0.04 | 68K; Trident/4.0 |
| 53 | 2 | 0.00 | 0 | 0.00 | WindowsCE; Win64; IA64; Trident/1.0 |
| 54 | 2 | 0.00 | 1 | 0.02 | Win3.11; Tablet PC; Trident/3.0 |
| 55 | 2 | 0.00 | 2 | 0.04 | 68K; .NET CLR; Trident/5.0 |
| 56 | 2 | 0.00 | 0 | 0.00 | PPC; Trident/5.0 |
| 57 | 2 | 0.00 | 0 | 0.00 | WindowsCE; Trident/2.0 |
| 58 | 2 | 0.00 | 0 | 0.00 | Windows Phone OS 7.5 |
| 59 | 2 | 0.00 | 0 | 0.00 | Win3.11; .NET CLR; Trident/1.0 |
| 60 | 2 | 0.00 | 0 | 0.00 | PPC; Win64; IA64; Trident/2.0 |
| 61 | 2 | 0.00 | 2 | 0.04 | PPC; .NET CLR; Trident/5.0 |
| 62 | 2 | 0.00 | 1 | 0.02 | PPC; Trident/4.0 |
| 63 | 2 | 0.00 | 0 | 0.00 | Android 2.3.5 |
| 64 | 2 | 0.00 | 2 | 0.04 | +http://wmaid.com/en/explore/ |
| 65 | 2 | 0.00 | 2 | 0.04 | +info@netcraft.com |
| 66 | 2 | 0.00 | 2 | 0.04 | WindowsCE; Trident/5.0 |
| 67 | 2 | 0.00 | 2 | 0.04 | Windows 9x |
| 68 | 2 | 0.00 | 0 | 0.00 | PPC; Win64; x64; Trident/3.0 |
| 69 | 2 | 0.00 | 1 | 0.02 | PPC; Trident/3.0 |
| 70 | 2 | 0.00 | 1 | 0.02 | 68K; SV1; Trident/4.0 |
| 71 | 2 | 0.00 | 2 | 0.04 | 68K; .NET CLR; Trident/2.0 |
| 72 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 73 | 1 | 0.00 | 0 | 0.00 | WinHttp.WinHttpRequest.5 |
