SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2411367240
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=4b0b76871c4ff1b36dea7560c62f6ac5d77b9791
v=spf1 include:_spf.protonmail.ch ~all