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 ~all
protonmail-verification=2d38fce9542e430cbbcd825e2088c0c4743350ef