SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2412874543
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch ~all
protonmail-verification=88d647afc7968594a06024a6d3f829b78512c9b7