SOA
Start of Authority
Primary NS
Mailbox
root.hefesto.dns-es.com
Serial
2026101101
Refresh
3600
Retry
1800
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 +a +mx +ip4:213.158.86.99 include:_spf.webempresa.eu include:relay.mailchannels.net ~all