SPF check (Sender Policy Framework)
SPF declares which servers can send email for your domain. Bad SPF configuration is a common reason for spoofing and deliverability loss.
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Common SPF failures
No SPF record
Receiving servers cannot validate your sending sources.
Too many DNS lookups
SPF has a maximum of 10 lookups. Exceeding that can produce permerror.
Multiple SPF TXT entries
You should publish one SPF record only.
Weak policy ending
Choose ~all or -all based on your sender inventory confidence.
FAQ
Do I need SPF if I do not send many emails?
Yes. It helps block spoofing and supports DMARC.
Yes. It helps block spoofing and supports DMARC.
Can SPF alone fix spam placement?
No. DKIM, DMARC alignment, sender reputation and content still matter.
No. DKIM, DMARC alignment, sender reputation and content still matter.
Preview
Run a free scan to see the summary here...