SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2415207121
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=358d1780a0e8cfc690705dfe17a9e59b8a11bd14
v=spf1 include:_spf.protonmail.ch ~all