[DNSOP] null mx, was Re: Masataka Ohta's 2004 draft...

2014-07-23 Thread Tony Finch
Hector Santos hsan...@isdg.net wrote: What has been crossing my mind regarding this NULL MX setup, was the possible privacy issue with NULL MX root domain Traceability aspect with legacy MTAs performing SMTP Implicit MX (No MX record, Fallback to A record) logic. What will the A query IP

Re: [DNSOP] null mx, was Re: Masataka Ohta's 2004 draft...

2014-07-23 Thread Mark Andrews
In message 6bbec3af-4370-4f19-8e01-54f7646d8...@isdg.net, Hector Santos write s: On Jul 23, 2014, at 9:46 AM, Tony Finch d...@dotat.at wrote: Hector Santos hsan...@isdg.net wrote: What has been crossing my mind regarding this NULL MX setup, was the possi ble privacy issue with