[dns-operations] Looping wildcard CNAMEs can be an obstacle for DANE, (googledomains.com-hosted example)

John Levine johnl at taugh.com
Tue Apr 17 18:28:37 UTC 2018

In article <AA3A12D5-F246-4A0A-8ABE-7F27B47AE5CE at dukhovni.org> you write:
>The Postfix DNS lookup glue dates back to 1997. "The past is a foreign
>country, they do things differently there." [1]

Ah.  There is a CNAME hack in qmail dating from 1998.  It was probably
the same bug in some long dead version of BIND.

Most qmail installations have patched it out.


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