SOA
Start of Authority
Primary NS
Mailbox
awsdns-hostmaster.amazon.com
Serial
1
Refresh
7200
Retry
900
Expire
1209600
Minimum TTL
86400
NS
Nameservers
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch mx ~all
protonmail-verification=4082d1dd818b84187c23b2b6d48ff63705642736