Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig awsdns-cn-17.cn. SOA
Answer
awsdns-cn-17.cn. 900 SOA ns-2368.awsdns-cn-20.biz. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
awsdns-cn-17.cn. 172800 NS g-ns-1915.awsdns-cn-17.cn.
awsdns-cn-17.cn. 172800 NS g-ns-2368.awsdns-cn-17.cn.
awsdns-cn-17.cn. 172800 NS g-ns-3380.awsdns-cn-17.cn.
awsdns-cn-17.cn. 172800 NS g-ns-590.awsdns-cn-17.cn.
awsdns-cn-17.cn. 172800 NS g-ns-intl-3380.awsdns-cn-17.cn.
awsdns-cn-17.cn. 172800 NS g-ns-intl-590.awsdns-cn-17.cn.
Additional
g-ns-1915.awsdns-cn-17.cn. 172800 A 52.82.183.123
g-ns-2368.awsdns-cn-17.cn. 172800 A 54.222.33.64
g-ns-3380.awsdns-cn-17.cn. 172800 A 54.222.37.52
g-ns-590.awsdns-cn-17.cn. 172800 A 52.82.178.78
g-ns-intl-3380.awsdns-cn-17.cn. 172800 A 52.46.181.52
g-ns-intl-590.awsdns-cn-17.cn. 172800 A 52.46.186.78
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0