mx01.chicago.hostwaycorp.com has no MX records.
Question and response
Question
dig mx01.chicago.hostwaycorp.com. MX
Answer
The response has no answer records.
Authority
hostwaycorp.com. 300 SOA ns.siteprotect.com. hostmaster.siteprotect.com. 2026011508 28800 7200 604800 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0