zmta01tw.taifu.net.tw has no NS records.
NS records for this zone are defined at taifu.net.tw.
NS records for this zone are defined at taifu.net.tw.
Question and response
Question
dig zmta01tw.taifu.net.tw. NS
Answer
The response has no answer records.
Authority
taifu.net.tw. 3600 SOA nsp1.hinet.net. hostmaster.hinet.net. 1774306201 300 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0