SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2419329084
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch mx ~all
protonmail-verification=18d69792640237da5756be7f3aad21a3ebee416e