SOA
Start of Authority
Primary NS
Mailbox
servers.host4yourself.com
Serial
2026090601
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
TXT
TXT Records
v=spf1 ip4:192.158.238.246 include:relay.mailchannels.net include:_spf.protonmail.ch mx ~all
protonmail-verification=5d832617e8cf7640ffc1035161797979cfc72533