1
records
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | ip4 |
|
||
| + Pass | ip4 |
|
||
| + Pass | include |
|
||
| ~ Softfail | all |
—
|
|
20m
spf.smtp.com. 1200 IN TXT "v=spf1 ip4:192.40.160.0/19 ip4:74.91.80.0/20 include:mktomail.com ~all"