SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2407457578
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=82846982c5e95b3b2c67268df81760927ddf54d2
v=spf1 include:_spf.protonmail.ch ~all