mail3.mfocus.com.my has no NS records.
NS records for this zone are defined at mfocus.com.my.
NS records for this zone are defined at mfocus.com.my.
Question and response
Question
dig mail3.mfocus.com.my. NS
Answer
The response has no answer records.
Authority
mfocus.com.my. 86400 SOA ns1.webranet.com.my. jerry.mfocus.com.my. 2000052499 7200 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0