SOA
Start of Authority
Primary NS
Mailbox
support.gcore.com
Serial
1787354342
Refresh
5400
Retry
3600
Expire
1209600
Minimum TTL
300
TXT
TXT Records
protonmail-verification=bf3c303439f1ec8883f70c7d52aa28f3989651d2
v=spf1 include:_spf.protonmail.ch ~all
A