dns.renewyk.com has no NS records.
NS records for this zone are defined at renewyk.com.
NS records for this zone are defined at renewyk.com.
Question and response
Question
dig dns.renewyk.com. NS
Answer
The response has no answer records.
Authority
renewyk.com. 3600 SOA dns.renewyk.com. hostmaster.renewyk.com. 1511216962 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0