Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig scb.co.th. SOA
Answer
scb.co.th. 900 SOA ns-931.awsdns-52.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
scb.co.th. 172800 NS ns-1220.awsdns-24.org.
scb.co.th. 172800 NS ns-1944.awsdns-51.co.uk.
scb.co.th. 172800 NS ns-346.awsdns-43.com.
scb.co.th. 172800 NS ns-931.awsdns-52.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0