SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2415099333
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=550843a970fcfa546524b568973708a993eb66e9
v=spf1 include:_spf.protonmail.ch ~all