SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2410979652
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
protonmail-verification=c33b0abcd8cdb0da45510099f6e4b0ef1b6a1830
v=spf1 include:_spf.protonmail.ch ~all