Level3IsNowCenturylink.com has no MX records.
Question and response
Question
dig Level3IsNowCenturylink.com. MX
Answer
The response has no answer records.
Authority
Level3IsNowCenturylink.com. 3600 SOA ns1.Level3.net. dns.level3.net. 2024103001 7200 600 2592000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0