SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2419296852
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=60d259304b96fcef49b134daef3a7be591242ac8
v=spf1 include:_spf.protonmail.ch ~all