http://dev.gentoo.org/~zmedico/infra/distfiles/failure.xml is supposed to be updated every 4h. It lists a timestamp of Report was generated on Thursday Oct 24 2013, 05:52:52 UTC Today is Dec 17... -A
Zac replied, he says to use http://dev.gentoo.org/distfile-mirroring/ The cronjob mentioned in the docs ran on his workstation and is no longer active. -A