relay02.ca2.prodgdc.com has no NS records.
NS records for this zone are defined at ca2.prodgdc.com.
NS records for this zone are defined at ca2.prodgdc.com.
Question and response
Question
dig relay02.ca2.prodgdc.com. NS
Answer
The response has no answer records.
Authority
ca2.prodgdc.com. 900 SOA ns-1417.awsdns-49.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 120
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0