SOA
Start of Authority
Primary NS
Mailbox
hostmaster.nsone.net
Serial
1697205798
Refresh
43200
Retry
7200
Expire
1209600
Minimum TTL
3600
TXT
TXT Records
protonmail-verification=616a63ef9e1b3a9d90341a8e0617f6f3f84c241c
v=spf1 include:_spf.protonmail.ch mx ~all