app.lyyti.com has no NS records.
NS records for this zone are defined at lyyti.com.
NS records for this zone are defined at lyyti.com.
Question and response
Question
dig app.lyyti.com. NS
Answer
The response has no answer records.
Authority
lyyti.com. 300 SOA ns-cloud-d1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300
Additional
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0