| TAG | DEFAULT | MEANING |
|---|---|---|
| v | spf1 | Record must start with v=spf1. |
| all | — | Catch-all mechanism. Should be last with a qualifier: -all / ~all / ?all. |
| a | — | Authorizes the A/AAAA IPs. |
| mx | — | Authorizes the MX IPs. |
| ip4 / ip6 | — | Explicit IPs/ranges. |
| include | — | Includes another domain’s SPF policy. |
| exists | — | True if domain exists/resolves (advanced). |
| ptr | — | Deprecated / not recommended. |
| redirect= | — | Redirects to another domain’s policy. |
| exp= | — | Optional explanatory text. |
| Qualifiers | + (implicit) | + Pass, ~ SoftFail, - Fail, ? Neutral. |
Paste your SPF and validate it.