Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig awsdns-51.net. SOA
Answer
awsdns-51.net. 900 SOA g-ns-1395.awsdns-51.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
awsdns-51.net. 172800 NS g-ns-1395.awsdns-51.net.
awsdns-51.net. 172800 NS g-ns-1971.awsdns-51.net.
awsdns-51.net. 172800 NS g-ns-500.awsdns-51.net.
awsdns-51.net. 172800 NS g-ns-821.awsdns-51.net.
Additional
g-ns-1395.awsdns-51.net. 172800 A 205.251.197.115
g-ns-1395.awsdns-51.net. 172800 AAAA 2600:9000:5305:7300:0:0:0:1
g-ns-1971.awsdns-51.net. 172800 A 205.251.199.179
g-ns-1971.awsdns-51.net. 172800 AAAA 2600:9000:5307:b300:0:0:0:1
g-ns-500.awsdns-51.net. 172800 A 205.251.193.244
g-ns-500.awsdns-51.net. 172800 AAAA 2600:9000:5301:f400:0:0:0:1
g-ns-821.awsdns-51.net. 172800 A 205.251.195.53
g-ns-821.awsdns-51.net. 172800 AAAA 2600:9000:5303:3500:0:0:0:1
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0