Question and response
Question
dig awsdns-cn-51.net. TXT
Answer
awsdns-cn-51.net. 172800 TXT "v=spf1 -all"
Authority
awsdns-cn-51.net. 172800 NS g-ns-1173.awsdns-cn-51.net.
awsdns-cn-51.net. 172800 NS g-ns-2339.awsdns-cn-51.net.
awsdns-cn-51.net. 172800 NS g-ns-4015.awsdns-cn-51.net.
awsdns-cn-51.net. 172800 NS g-ns-976.awsdns-cn-51.net.
awsdns-cn-51.net. 172800 NS g-ns-intl-4015.awsdns-cn-51.net.
awsdns-cn-51.net. 172800 NS g-ns-intl-976.awsdns-cn-51.net.
Additional
g-ns-1173.awsdns-cn-51.net. 172800 A 52.82.180.149
g-ns-2339.awsdns-cn-51.net. 172800 A 54.222.33.35
g-ns-4015.awsdns-cn-51.net. 172800 A 54.222.39.175
g-ns-976.awsdns-cn-51.net. 172800 A 52.82.179.208
g-ns-intl-4015.awsdns-cn-51.net. 172800 A 52.46.183.175
g-ns-intl-976.awsdns-cn-51.net. 172800 A 52.46.187.208
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0