SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2412304666
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=ce9d7495ee661fbd927a6e2044a7dbddcd3d0253
v=spf1 include:_spf.protonmail.ch ~all