Some sites not resolving (DNSSEC?)

[Havard Eidnes]

> This generally seems to work except for several hosts from which I try to
> fetch podcasts. One of these is coder.show.

Just a note,

 http://dnsviz.net/d/coder.show/dnssec/

shows several warnings related to coder.show -- apparently the
auth name servers reply with CNAME *and* other data for the zone
apex, and they also fail to respond with an EDNS0 OPT record.

Regards,

- Håvard