3
records
IPv4 Addresses
TTL
20m
sierra.accessiblelearning.com. 1200 IN A 20.236.219.28
Mail Servers
TTL
20m
sierra.accessiblelearning.com. 1200 IN MX 0 sierra.accessiblelearning.com.
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | a |
—
|
|
|
| + Pass | ip4 |
|
||
| ~ Softfail | all |
—
|
|
20m
sierra.accessiblelearning.com. 1200 IN TXT "v=spf1 a ip4:40.77.19.198/32 ~all"