us1ns.pennock-tech.net has no MX records.
Question and response
Question
dig us1ns.pennock-tech.net. MX
Answer
The response has no answer records.
Authority
pennock-tech.net. 300 SOA nlns.globnix.net. hostmaster.pennock-tech.com. 2026010541 14400 3600 864000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0