Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig 192-255.89.252.125.in-addr.arpa. SOA
Answer
192-255.89.252.125.in-addr.arpa. 900 SOA ns-1935.awsdns-49.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
192-255.89.252.125.in-addr.arpa. 172800 NS ns-1240.awsdns-27.org.
192-255.89.252.125.in-addr.arpa. 172800 NS ns-1935.awsdns-49.co.uk.
192-255.89.252.125.in-addr.arpa. 172800 NS ns-41.awsdns-05.com.
192-255.89.252.125.in-addr.arpa. 172800 NS ns-773.awsdns-32.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0