Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig pc5.atmailcloud.com. SOA
Answer
pc5.atmailcloud.com. 900 SOA ns-644.awsdns-16.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
pc5.atmailcloud.com. 172800 NS ns-1047.awsdns-02.org.
pc5.atmailcloud.com. 172800 NS ns-1680.awsdns-18.co.uk.
pc5.atmailcloud.com. 172800 NS ns-36.awsdns-04.com.
pc5.atmailcloud.com. 172800 NS ns-644.awsdns-16.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0