SOA
Start of Authority
Primary NS
Mailbox
alert.bezpiecznafirma.com.pl
Serial
2026052801
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 ip4:51.83.167.126 +a +mx +ip4:217.168.137.35 ~all