ftp://ftp.nrc.ca/pub/systems/bsd/netbsd/packages/current-packages/NetBSD/x86_64/  direct

[DIR]5.0_2008Q4/  direct  105 twin directories
[DIR]4.0_2008Q4/  direct  132 twin directories
[DIR]4.0_2008Q3/  direct  83 twin directories
10 B  2009-01-174.0  306+ mirrors
[DIR]3.1_2008Q4/  direct  66 twin directories
[DIR]3.1_2008Q3/  direct  57 twin directories
10 B  2009-01-173.1  117 mirrors
10 B  2009-01-295.0  115 mirrors