ftp://debian.lcs.mit.edu/pub/debian-amd64/debian-amd64/dists/  direct

[DIR]stinkypete/  direct  61 twin directories
16 B  2007-01-20stable-proposed-updates  75 mirrors
10 B  2004-09-09sarge-unsupported  67 mirrors
[DIR]sarge/  direct  1086+ twin directories
[DIR]proposed-updates/  direct  66 twin directories
5 B  2006-04-09oldstable  260+ mirrors