On: Giving away the secrets of 99.3% email delivery

[ralph]

Others are nabbed though.

    $ for t in mx a; do dig +short gmial.com $t; done
    0 nullmx.domainmanager.com.
    208.87.34.15
    74.86.197.160
    $

[mike-cardwell → ralph]

Yes. Some domains have DNS records. That is correct.