mx02.citywest.ca has no NS records.
NS records for this zone are defined at citywest.ca.
NS records for this zone are defined at citywest.ca.
Question and response
Question
dig mx02.citywest.ca. NS
Answer
The response has no answer records.
Authority
citywest.ca. 300 SOA ns1.citywest.ca. hostmaster.citytel.net. 2026011201 3600 1200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0