SOA
Start of Authority
Primary NS
Mailbox
cloud-dns-hostmaster.google.com
Serial
29
Refresh
21600
Retry
3600
Expire
259200
Minimum TTL
300
MX
Mail Exchangers
TXT
TXT Records
v=spf1 mx include:_spf.protonmail.ch ~all
protonmail-verification=b417390876a16f83cf9ef2a89020dadc041a0432
A