Question and response
Question
dig ns1.cupnagoya.org. NS
Answer
ns1.cupnagoya.org. 5 CNAME cupnagoya.org.
cupnagoya.org. 5 NS ns-279.awsdns-34.com.
cupnagoya.org. 5 NS ns-397.awsdns-49.com.
cupnagoya.org. 5 NS ns-506.awsdns-63.com.
cupnagoya.org. 5 NS ns-1388.awsdns-45.org.
Authority
The response has no authority records.
Additional
ns-279.awsdns-34.com. 4 A 205.251.193.23
ns-279.awsdns-34.com. 4 AAAA 2600:9000:5301:1700:0:0:0:1
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0