SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2412199592
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=89efc06c268cc972929e8d994af844539bb4026e
v=spf1 include:_spf.protonmail.ch ~all