twcdigitalphone.com has no MX records.
Question and response
Question
dig twcdigitalphone.com. MX
Answer
The response has no answer records.
Authority
twcdigitalphone.com. 300 SOA ns1.twcable.com. hostmaster.twcable.com. 2025032604 300 7200 604800 14400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0