| Used Operating Systems |
| 1 | 166393 | 82.17 | 2993 | 87.67 | Windows NT |
| 2 | 19586 | 9.67 | 104 | 3.05 | +http://www.google.com/bot.html |
| 3 | 7184 | 3.55 | 4 | 0.12 | +http://www.puritysearch.net/ |
| 4 | 3007 | 1.48 | 49 | 1.44 | Linux i686 [unknown version] |
| 5 | 1891 | 0.93 | 0 | 0.00 | http://www.majestic12.co.uk/bot.php?+ |
| 6 | 836 | 0.41 | 137 | 4.01 | http://help.yahoo.com/help/us/ysearch/sl... |
| 7 | 535 | 0.26 | 12 | 0.35 | Linux [unknown version] |
| 8 | 510 | 0.25 | 12 | 0.35 | Windows 98 |
| 9 | 386 | 0.19 | 5 | 0.15 | X11 |
| 10 | 233 | 0.12 | 7 | 0.21 | PPC Mac OS X Mach-O |
| 11 | 207 | 0.10 | 7 | 0.21 | SunOS sun4u |
| 12 | 160 | 0.08 | 14 | 0.41 | Windows 95 |
| 13 | 116 | 0.06 | 2 | 0.06 | Macintosh |
| 14 | 114 | 0.06 | 3 | 0.09 | Windows CE |
| 15 | 107 | 0.05 | 3 | 0.09 | Windows 2000 |
| 16 | 106 | 0.05 | 2 | 0.06 | Linux i586 [unknown version] |
| 17 | 100 | 0.05 | 10 | 0.29 | +http://www.exabot.com/go/robot |
| 18 | 87 | 0.04 | 3 | 0.09 | Windows ME |
| 19 | 83 | 0.04 | 1 | 0.03 | +http://discoveryengine.com/discobot.htm... |
| 20 | 69 | 0.03 | 1 | 0.03 | Linux 2.4.x |
| 21 | 64 | 0.03 | 1 | 0.03 | Macintosh PPC |
| 22 | 55 | 0.03 | 6 | 0.18 | Windows XP |
| 23 | 54 | 0.03 | 1 | 0.03 | Windows NT 5.2 |
| 24 | 52 | 0.03 | 3 | 0.09 | Intel Mac OS X |
| 25 | 51 | 0.03 | 0 | 0.00 | OpenBSD [unknown version] |
| 26 | 46 | 0.02 | 1 | 0.03 | SunOS i86pc |
| 27 | 44 | 0.02 | 3 | 0.09 | Windows 9x |
| 28 | 37 | 0.02 | 3 | 0.09 | Auto; Windows |
| 29 | 35 | 0.02 | 2 | 0.06 | Linux i386 [unknown version] |
| 30 | 33 | 0.02 | 1 | 0.03 | Nintendo Wii |
| 31 | 31 | 0.02 | 1 | 0.03 | FreeBSD [unknown version] |
| 32 | 29 | 0.01 | 1 | 0.03 | PPC Mac OS X |
| 33 | 26 | 0.01 | 1 | 0.03 | en-US 9000/785 |
| 34 | 26 | 0.01 | 2 | 0.06 | Windows 3.1 |
| 35 | 18 | 0.01 | 9 | 0.26 | +http://about.ask.com/en/docs/about/webm... |
| 36 | 17 | 0.01 | 0 | 0.00 | BeOS BePC |
| 37 | 14 | 0.01 | 0 | 0.00 | FreeBSD 5.x |
| 38 | 11 | 0.01 | 0 | 0.00 | Warp 4.5 |
| 39 | 11 | 0.01 | 0 | 0.00 | AIX 005A471A4C00 |
| 40 | 11 | 0.01 | 0 | 0.00 | SunOS5.10 sun4u |
| 41 | 10 | 0.00 | 0 | 0.00 | Gentoo Linux x86_64 |
| 42 | 9 | 0.00 | 0 | 0.00 | X11; Linux x86_64; en |
| 43 | 9 | 0.00 | 1 | 0.03 | X11; Linux i686; en |
| 44 | 8 | 0.00 | 2 | 0.06 | http://www.dotnetdotcom.org/, crawler@do... |
| 45 | 8 | 0.00 | 0 | 0.00 | SunOS sun4v |
| 46 | 8 | 0.00 | 0 | 0.00 | MEGAUPLOAD 1.0 |
| 47 | 8 | 0.00 | 0 | 0.00 | Nintindo Wii |
| 48 | 8 | 0.00 | 1 | 0.03 | Linux 2.6.x |
| 49 | 7 | 0.00 | 0 | 0.00 | Solaris 8.x |
| 50 | 7 | 0.00 | 0 | 0.00 | Mac OS X |
| 51 | 7 | 0.00 | 2 | 0.06 | ) - BrowseX (2.0.0 Windows |
| 52 | 7 | 0.00 | 0 | 0.00 | QNX x86pc |
| 53 | 6 | 0.00 | 0 | 0.00 | Windows |
| 54 | 6 | 0.00 | 0 | 0.00 | J2ME/MIDP |
| 55 | 5 | 0.00 | 2 | 0.06 | MSIE 5.5; Windows NT 5.0 |
| 56 | 4 | 0.00 | 0 | 0.00 | FreeBSD 4.x |
| 57 | 3 | 0.00 | 1 | 0.03 | +info@netcraft.com |
| 58 | 2 | 0.00 | 0 | 0.00 | Intel Mac OS X 10.5 |
| 59 | 2 | 0.00 | 1 | 0.03 | +http://www.aihit.com/ |
| 60 | 2 | 0.00 | 0 | 0.00 | Unknown |
| 61 | 2 | 0.00 | 0 | 0.00 | Windows SP1; |
| 62 | 1 | 0.00 | 0 | 0.00 | Win32 |
| 63 | 1 | 0.00 | 0 | 0.00 | Linux 2.0.x |
