On 7/18/2014 8:40 PM, Mark Andrews wrote: > "MX 0 ." is also consistent with "SRV 0 0 0 ." which is documented.
Right. As Tony Finch has also noted. The specific citation is: RFC 2782: > Target ... > A Target of "." means that the service is decidedly not > available at this domain. d/ -- Dave Crocker Brandenburg InternetWorking bbiw.net _______________________________________________ DNSOP mailing list DNSOP@ietf.org https://www.ietf.org/mailman/listinfo/dnsop