Question and response
Question
dig ns2.cnyspca.com. AAAA
Answer
ns2.cnyspca.com. 5 CNAME cnyspca.com.
Authority
cnyspca.com. 3322 SOA ns-1384.awsdns-45.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0