SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2407620740
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=113548e98ca9f6f97c045cfb0039efb28946d730
v=spf1 include:_spf.protonmail.ch ~all