Multiple SPF (Sender Policy Framework) records occur when more than one SPF record is published for a domain, which violates the SPF specification.
Impact:
SPF Misconfiguration: Causes email delivery issues as mail servers treat multiple SPF records as invalid.
Increased Spam Vulnerability: Failing SPF validation can lead to emails being marked as spam or rejected entirely.
Domain Spoofing Risk: Weakens email authentication, making the domain more susceptible to spoofing attacks.
To avoid issues, consolidate all SPF rules into a single record.
Impact:
SPF Misconfiguration: Causes email delivery issues as mail servers treat multiple SPF records as invalid.
Increased Spam Vulnerability: Failing SPF validation can lead to emails being marked as spam or rejected entirely.
Domain Spoofing Risk: Weakens email authentication, making the domain more susceptible to spoofing attacks.
To avoid issues, consolidate all SPF rules into a single record.
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