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