mail.config.victory.net.id has no MX records.
Question and response
Question
dig mail.config.victory.net.id. MX
Answer
The response has no answer records.
Authority
victory.net.id. 300 SOA ns1.victory.net.id. hostmaster.victory.net.id. 2020013106 43200 7200 1209600 300
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0