SPF 레코드 검사기

SPF(보낸 사람 정책 프레임워크)를 구현하려면 유효한 SPF 레코드가 있어야 합니다. SPF 레코드 검사기는 SPF 레코드의 유효성을 검사하는 SPF 레코드 검사를 제공합니다.

SPF (Sender Policy Framework) is an email-authentication technique used to prevent spammers from sending messages on behalf of your domain.
With SPF, an organization can publish authorized mail servers.
Together with DMARC, SPF helps the receiver (or receiving systems) determine how trustworthy the origin of an email is.

SPF, like DMARC, is an email authentication technique that uses DNS (Domain Name Service).
It allows you, as an email sender, to specify which email servers are permitted to send emails on behalf of your domain.