SOA
Start of Authority
Primary NS
Mailbox
hostmaster.registrar-servers.com
Serial
1793592196
Refresh
43200
Retry
3600
Expire
604800
Minimum TTL
3601
MX
Mail Exchangers
TXT
TXT Records
v=spf1 include:_spf.protonmail.ch mx ~all
protonmail-verification=0aa36c10ed131eebe1b2e79cc65460c83ed237a4