5
records
Canonical Names
TTL
CNAME
20m
m.testback.com. 1200 IN CNAME web.testback.com.
Mail Servers
TTL
MX
—
10
20m
m.testback.com. 1200 IN MX 10 qbtestmail1.testback.com.
SPF (Sender Policy Framework)
TTL
SPF
SPFv2
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|
20m
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | mx |
—
|
|
|
| ~ Softfail | all |
—
|
|
20m
m.testback.com. 1200 IN TXT "spf2.0/pra" m.testback.com. 1200 IN TXT "v=spf1 mx ~all"