ftp://ftp.au.netbsd.org/pub/NetBSD/  direct

[DIR]security/  direct  25950+ twin directories
[DIR]iso/  direct  10150+ twin directories
1.01 KB  2005-12-25README.old
[DIR]NetBSD-current/  direct  38 twin directories
[DIR]NetBSD-4.0.1/  direct  37 twin directories
[DIR]NetBSD-3.1/  direct  66 twin directories
[DIR]NetBSD-5.0/  direct  45 twin directories
[DIR]NetBSD-release-5-0/  direct  18 twin directories