SOA
Start of Authority
Primary NS
Mailbox
dns.cloudflare.com
Serial
2409796910
Refresh
10000
Retry
2400
Expire
604800
Minimum TTL
1800
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch ~all
protonmail-verification=44a88f48145a029b1d9eafdce9fe2a5959d6191d