SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2410590657
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch ~all
protonmail-verification=6727ba66ccd2d6e55ec98bf9ff4103ff297ae7a8