shops.myshopsify.com has no NS records.
NS records for this zone are defined at myshopsify.com.
NS records for this zone are defined at myshopsify.com.
Question and response
Question
dig shops.myshopsify.com. NS
Answer
The response has no answer records.
Authority
myshopsify.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1772035240 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0