Den 2012-08-27 10:01, Peter Overtoom skrev:
bypasses MX checks and uses the default A or CNAME DNS record or, in case of an IP address, the IP.
CNAME will be listed in rfc-ignorant.org :)
and its checkin dns if it try, i just think this is seldom used so there is not checked that roundcube had this problem before now, while we are at it, does roundcube accept abuse@[127.0.0.1] as sender addresse ?