SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2417560401
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=e139717f270ae3bb960fab2046f42a3be1ba054c
v=spf1 include:_spf.protonmail.ch ~all