SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2409639633
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch ~all
protonmail-verification=c702a37f9f7561c736a7a5e4c5a28e459c4c4991