SOA
Start of Authority
Primary NS
Mailbox
jesus\.alvarez.dssingenieria.com
Serial
2026081102
Refresh
10800
Retry
3600
Expire
604800
Minimum TTL
10800
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx include:_spf.disbit.com include:dssingenieria.ip-zone.com -all
_dmarc.dssingenieria.com TXT v=DMARC1; p=none;
A