default._domainkey.mumbai.vivawebhost.com has no NS records.
NS records for this zone are defined at mumbai.vivawebhost.com.
NS records for this zone are defined at mumbai.vivawebhost.com.
Question and response
Question
dig default._domainkey.mumbai.vivawebhost.com. NS
Answer
The response has no answer records.
Authority
mumbai.vivawebhost.com. 86400 SOA ns1.vivawebhost.com. root.mumbai.vivawebhost.com. 2022082001 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0