http://www.debian.org/CD/faq/ links to "jigdo files of official releases" and similar things at http://cdimage.debian.org/jigdo-area/current/jigdo/
This does not exist. http://cdimage.debian.org/debian-cd/jigdo/ is the place where they are and they are distributed to all the http/ftp servers that have adopted the new structure too. /Mattias Wadenstein