hnl1.vpls.net has no MX records.
Question and response
Question
dig hnl1.vpls.net. MX
Answer
The response has no answer records.
Authority
hnl1.vpls.net. 38400 SOA ns1.vpls.net. hostmaster.vpls.net. 2026021200 10800 3600 604800 38400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0