nso22.o365filtering.com has no NS records.
NS records for this zone are defined at o365filtering.com.
NS records for this zone are defined at o365filtering.com.
Question and response
Question
dig nso22.o365filtering.com. NS
Answer
The response has no answer records.
Authority
o365filtering.com. 60 SOA ns1-32.azure-dns.com. hostmaster.o365filtering.com. 2024072206 10800 3600 604800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0