| Used Operating Systems |
| 1 | 21670 | 60.04 | 297 | 4.78 | http://www.majestic12.co.uk/bot.php?+ |
| 2 | 3067 | 8.50 | 4 | 0.06 | +http://OpenLinkProfiler.org/bot |
| 3 | 2876 | 7.97 | 1613 | 25.95 | Windows NT |
| 4 | 2417 | 6.70 | 2270 | 36.52 | +http://www.baidu.com/search/spider.html |
| 5 | 1929 | 5.34 | 479 | 7.71 | +http://www.bing.com/bingbot.htm |
| 6 | 1128 | 3.13 | 597 | 9.61 | +http://www.google.com/bot.html |
| 7 | 1072 | 2.97 | 536 | 8.62 | Mail.RU_Bot/2.0; +http://go.mail.ru/help... |
| 8 | 1032 | 2.86 | 118 | 1.90 | +http://www.semrush.com/bot.html |
| 9 | 316 | 0.88 | 39 | 0.63 | +http://yandex.com/bots |
| 10 | 306 | 0.85 | 103 | 1.66 | +http://www.linkdex.com/bots/ |
| 11 | 55 | 0.15 | 32 | 0.51 | +http://www.exabot.com/go/robot |
| 12 | 26 | 0.07 | 13 | 0.21 | http://www.opensiteexplorer.org/dotbot, ... |
| 13 | 22 | 0.06 | 16 | 0.26 | Linux [unknown version] |
| 14 | 21 | 0.06 | 11 | 0.18 | Linux i686 [unknown version] |
| 15 | 19 | 0.05 | 10 | 0.16 | http://help.yahoo.com/help/us/ysearch/sl... |
| 16 | 12 | 0.03 | 6 | 0.10 | +http://www.meanpath.com/meanpathbot.htm... |
| 17 | 11 | 0.03 | 1 | 0.02 | X11 |
| 18 | 10 | 0.03 | 7 | 0.11 | Windows 95 |
| 19 | 10 | 0.03 | 7 | 0.11 | MSIE 5.5; Windows NT 5.0 |
| 20 | 7 | 0.02 | 4 | 0.06 | Windows 98 |
| 21 | 4 | 0.01 | 1 | 0.02 | +http://downloadmine.biz |
| 22 | 4 | 0.01 | 1 | 0.02 | +http://u2search.co |
| 23 | 4 | 0.01 | 1 | 0.02 | +http://prox100download.com |
| 24 | 4 | 0.01 | 1 | 0.02 | Android 2.3.5 |
| 25 | 4 | 0.01 | 3 | 0.05 | 68K; Trident/1.0 |
| 26 | 4 | 0.01 | 1 | 0.02 | +http://r4downloads.co |
| 27 | 3 | 0.01 | 3 | 0.05 | PPC; Trident/2.0 |
| 28 | 3 | 0.01 | 3 | 0.05 | +http://ahrefs.com/robot/ |
| 29 | 3 | 0.01 | 2 | 0.03 | Windows 9x |
| 30 | 3 | 0.01 | 3 | 0.05 | PPC; Trident/3.0 |
| 31 | 3 | 0.01 | 3 | 0.05 | 68K; Trident/5.0 |
| 32 | 2 | 0.01 | 1 | 0.02 | 68K; Trident/4.0 |
| 33 | 2 | 0.01 | 1 | 0.02 | 68K; .NET CLR; Trident/5.0 |
| 34 | 2 | 0.01 | 2 | 0.03 | +http://fb02itsscan.fh-muenster.de |
| 35 | 2 | 0.01 | 0 | 0.00 | Wayback Machine Live Record; +http://arc... |
| 36 | 2 | 0.01 | 1 | 0.02 | PPC; Trident/1.0 |
| 37 | 2 | 0.01 | 1 | 0.02 | 68K; Trident/2.0 |
| 38 | 2 | 0.01 | 1 | 0.02 | +info@netcraft.com |
| 39 | 2 | 0.01 | 1 | 0.02 | Win3.11; Trident/3.0 |
| 40 | 2 | 0.01 | 2 | 0.03 | PPC; WOW64; Trident/5.0 |
| 41 | 2 | 0.01 | 2 | 0.03 | MSIE 5.5; Windows NT 4.0 |
| 42 | 2 | 0.01 | 1 | 0.02 | 68K; WOW64; Trident/3.0 |
| 43 | 1 | 0.00 | 1 | 0.02 | Windows CE |
| 44 | 1 | 0.00 | 0 | 0.00 | PPC; Win64; IA64; Trident/4.0 |
| 45 | 1 | 0.00 | 0 | 0.00 | Win3.11; WOW64; Trident/4.0 |
| 46 | 1 | 0.00 | 1 | 0.02 | Auto; Windows |
| 47 | 1 | 0.00 | 1 | 0.02 | PPC; Tablet PC; Trident/4.0 |
| 48 | 1 | 0.00 | 1 | 0.02 | 68K; Win64; x64; Trident/4.0 |
| 49 | 1 | 0.00 | 0 | 0.00 | Android |
| 50 | 1 | 0.00 | 0 | 0.00 | 68K; SV1; Trident/2.0 |
| 51 | 1 | 0.00 | 1 | 0.02 | Windows Phone OS 7.5 |
| 52 | 1 | 0.00 | 1 | 0.02 | Windows ME |
| 53 | 1 | 0.00 | 1 | 0.02 | Windows XP |
| 54 | 1 | 0.00 | 1 | 0.02 | PPC; SV1; Trident/4.0 |
| 55 | 1 | 0.00 | 0 | 0.00 | 68K; Win64; IA64; Trident/5.0 |
| 56 | 1 | 0.00 | 1 | 0.02 | 68K; Trident/3.0 |
| 57 | 1 | 0.00 | 1 | 0.02 | PPC; Trident/5.0 |
| 58 | 1 | 0.00 | 0 | 0.00 | WindowsCE; Trident/3.0 |
| 59 | 1 | 0.00 | 0 | 0.00 | PPC; Win64; IA64; Trident/1.0 |
| 60 | 1 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.6 |
| 61 | 1 | 0.00 | 0 | 0.00 | PPC; SV1; Trident/2.0 |
| 62 | 1 | 0.00 | 1 | 0.02 | +http://www.grapeshot.co.uk/crawler.php |
| 63 | 1 | 0.00 | 0 | 0.00 | 68K; SV1; Trident/5.0 |
| 64 | 1 | 0.00 | 1 | 0.02 | ) - BrowseX (2.0.0 Windows |
| 65 | 1 | 0.00 | 1 | 0.02 | +http://wmaid.com/en/explore/ |
| 66 | 1 | 0.00 | 1 | 0.02 | FreeBSD [unknown version] |
| 67 | 1 | 0.00 | 1 | 0.02 | PPC; WOW64; Trident/2.0 |
| 68 | 1 | 0.00 | 1 | 0.02 | PPC; Trident/4.0 |
| 69 | 1 | 0.00 | 0 | 0.00 | PPC; Win64; IA64; Trident/2.0 |
| 70 | 1 | 0.00 | 1 | 0.02 | Win3.11; Trident/4.0 |
