SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2419092419
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=bb5f034903f679652a28082f8f6c59da2ee7f13a
v=spf1 include:_spf.protonmail.ch ~all