ns1.gigenet.com has no MX records.
Question and response
Question
dig ns1.gigenet.com. MX
Answer
The response has no answer records.
Authority
gigenet.com. 86400 SOA ns1.gigenet.com. hostmaster.gigenet.com. 2025070706 3600 900 604800 86400
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0