SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2406472748
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=e4174eaf0fa303ed65c6209079f80bc054947be8
v=spf1 a mx include:_spf.protonmail.ch include:mailgun.org ~all