>>> a.b.c.d in helo_lookup_domains? no (end of list)
>>> host in dsn_advertise_hosts? no (option unset)
>>> host in pipelining_advertise_hosts? yes (matched "*")
>>> a.b.c.d in helo_lookup_domains? no (end of list)
>>> host in dsn_advertise_hosts? no (option unset)
>>> host in pipelining_advertise_hosts? yes (matched "*")