SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2419538771
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
NS
Nameservers
TXT
TXT Records
protonmail-verification=0c6f6d3656485f8d987678e65493e77119d31ea6
v=spf1 include:_spf.protonmail.ch ~all