Zone apex
Start of authority
Email
Serial
1
Refresh
2h
Retry
15m
Expire
14d
Negative cache TTL
1d
Question and response
Question
dig hosteddmarc.dmarc-dns.com. SOA
Answer
hosteddmarc.dmarc-dns.com. 900 SOA ns-1206.awsdns-22.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400
Authority
hosteddmarc.dmarc-dns.com. 172800 NS ns-1206.awsdns-22.org.
hosteddmarc.dmarc-dns.com. 172800 NS ns-1887.awsdns-43.co.uk.
hosteddmarc.dmarc-dns.com. 172800 NS ns-321.awsdns-40.com.
hosteddmarc.dmarc-dns.com. 172800 NS ns-913.awsdns-50.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0