da1.hardlines.com has no NS records.
NS records for this zone are defined at hardlines.com.
NS records for this zone are defined at hardlines.com.
Question and response
Question
dig da1.hardlines.com. NS
Answer
The response has no answer records.
Authority
hardlines.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1772422915 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0