SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2419034682
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
NS
Nameservers
TXT
TXT Records
protonmail-verification=1ca66dd90da116bf9e247090b2ab3838dff76d7f
v=spf1 include:_spf.protonmail.ch ~all