tor-mx-02.connection.ca has no NS records.
NS records for this zone are defined at connection.ca.
NS records for this zone are defined at connection.ca.
Question and response
Question
dig tor-mx-02.connection.ca. NS
Answer
The response has no answer records.
Authority
connection.ca. 38400 SOA ns1.gtt.net. dnsadmin.gtt.net. 2026031201 10800 3600 604800 38400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0