Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig 96-27.240.172.163.in-addr.arpa. SOA
Answer
96-27.240.172.163.in-addr.arpa. 900 SOA ns-1292.awsdns-33.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
96-27.240.172.163.in-addr.arpa. 172800 NS ns-1292.awsdns-33.org.
96-27.240.172.163.in-addr.arpa. 172800 NS ns-1573.awsdns-04.co.uk.
96-27.240.172.163.in-addr.arpa. 172800 NS ns-7.awsdns-00.com.
96-27.240.172.163.in-addr.arpa. 172800 NS ns-829.awsdns-39.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0