SOA
Start of Authority
Primary NS
Mailbox
biuro.nazwa.pl
Serial
2008133202
Refresh
28800
Retry
7200
Expire
604800
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
73652a41515dd6f7a4951d0f2a23831338aa55f6b32f783c862fbd1b534dc68b
v=spf1 mx a ~all
A