icsd.net.do has no MX records.
Question and response
Question
dig icsd.net.do. MX
Answer
The response has no answer records.
Authority
icsd.net.do. 300 SOA ns1.dreamhost.com. hostmaster.dreamhost.com. 2025043000 15391 600 1814400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0