mylexisnexisidea.com has no MX records.
Question and response
Question
dig mylexisnexisidea.com. MX
Answer
The response has no answer records.
Authority
mylexisnexisidea.com. 900 SOA ns1.reedelsevier.com. hostmaster.lexisnexis.com. 63 3600 900 2419200 900
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0