mail.mlrcd.com has no NS records.
NS records for this zone are defined at mlrcd.com.
NS records for this zone are defined at mlrcd.com.
Question and response
Question
dig mail.mlrcd.com. NS
Answer
The response has no answer records.
Authority
mlrcd.com. 3600 SOA pns31.cloudns.net. support.cloudns.net. 2026012312 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0