Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig awsdns-17.co.uk. SOA
Answer
awsdns-17.co.uk. 900 SOA g-ns-1492.awsdns-17.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
awsdns-17.co.uk. 172800 NS g-ns-1492.awsdns-17.co.uk.
awsdns-17.co.uk. 172800 NS g-ns-1813.awsdns-17.co.uk.
awsdns-17.co.uk. 172800 NS g-ns-337.awsdns-17.co.uk.
awsdns-17.co.uk. 172800 NS g-ns-913.awsdns-17.co.uk.
Additional
g-ns-1492.awsdns-17.co.uk. 172800 A 205.251.197.212
g-ns-1492.awsdns-17.co.uk. 172800 AAAA 2600:9000:5305:d400:0:0:0:1
g-ns-1813.awsdns-17.co.uk. 172800 A 205.251.199.21
g-ns-1813.awsdns-17.co.uk. 172800 AAAA 2600:9000:5307:1500:0:0:0:1
g-ns-337.awsdns-17.co.uk. 172800 A 205.251.193.81
g-ns-337.awsdns-17.co.uk. 172800 AAAA 2600:9000:5301:5100:0:0:0:1
g-ns-913.awsdns-17.co.uk. 172800 A 205.251.195.145
g-ns-913.awsdns-17.co.uk. 172800 AAAA 2600:9000:5303:9100:0:0:0:1
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0