ALTMXFR01.ALTRAN.COM has no CNAME records.
Question and response
Question
dig ALTMXFR01.ALTRAN.COM. NS
Answer
The response has no answer records.
Authority
ALTRAN.COM. 3600 SOA dns1.p01.nsone.net. hostmaster.nsone.net. 1708510761 43200 7200 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0