SOA
Start of Authority
Primary NS
Mailbox
postmaster.your-server.de
Serial
2026072200
Refresh
86400
Retry
10800
Expire
3600000
Minimum TTL
3600
TXT
TXT Records
protonmail-verification=9141b2ca4c5f2ef3a6c7b03be1c43e0804579158
v=spf1 ip4:157.90.191.85 include:_spf.protonmail.ch ~all