pt.twnic.tw has no NS records.
NS records for this zone are defined at twnic.tw.
NS records for this zone are defined at twnic.tw.
Question and response
Question
dig pt.twnic.tw. NS
Answer
The response has no answer records.
Authority
twnic.tw. 600 SOA twnic.net.tw. snw.twnic.net.tw. 1773622802 7200 1800 2419000 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0