_netblock1.digital.nuance.com has no NS records.
NS records for this zone are defined at digital.nuance.com.
NS records for this zone are defined at digital.nuance.com.
Question and response
Question
dig _netblock1.digital.nuance.com. NS
Answer
The response has no answer records.
Authority
digital.nuance.com. 300 SOA ns1-09.azure-dns.com. azuredns-hostmaster.microsoft.com. 2022112202 21600 3600 259200 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0