ns4.unyc.io has no NS records.
NS records for this zone are defined at unyc.io.
NS records for this zone are defined at unyc.io.
Question and response
Question
dig ns4.unyc.io. NS
Answer
The response has no answer records.
Authority
unyc.io. 1800 SOA ns1.planet-work.com. nsadmin.planet-work.com. 2602120008 14400 3600 604800 1800
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0