SOA
Start of Authority
Primary NS
Mailbox
jorge.amptek.es
Serial
2023031604
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
10800
NS
Nameservers
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +a +mx +a:cp.itemvirtual.com -all
v=spf1 a mx include:e.telefonica.net a:cp.espaivirtual.cat ~all