1
records
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| ~ Softfail | all |
—
|
|
20m
_u.entrustdatacard.mx._spf.smart.ondmarc.com. 1200 IN TXT "v=spf1 ~all"