adns02.telus.com has no NS records.
NS records for this zone are defined at telus.com.
NS records for this zone are defined at telus.com.
Question and response
Question
dig adns02.telus.com. NS
Answer
The response has no answer records.
Authority
telus.com. 3600 SOA dns40.telus.com. dnsadmin2.telus.com. 2019102515 900 7200 3600000 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0