SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2409228184
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
MX
Mail Exchangers
TXT
TXT Records
protonmail-verification=4753bdc673673037db607c2f8ac8dc1f44fcfa17
v=spf1 -all
v=spf1 include:_spf.protonmail.ch include:mailgun.org ~all