SOA
Start of Authority
Primary NS
Mailbox
hostmaster.cuidarsaude.com
Serial
2026073100
Refresh
3600
Retry
3600
Expire
1209600
Minimum TTL
86400
MX
Mail Exchangers
TXT
TXT Records
v=spf1 a mx ip4:186.194.52.218 include:spf.umbler.com include:relay.mailbaby.net include:spf.antispamcloud.com -all
A