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RFC 4408 Section 10.1 says there is a limit of 10 DNS lookups for SPF entries. SPF validation tools will warn if an entry goes over that limit. http://www.ietf
by kl4m 12y ago
RFC 4408 Section 10.1 says there is a limit of 10 DNS lookups for SPF entries. SPF validation tools will warn if an entry goes over that limit.
http://www.ietf.org/rfc/rfc4408.txt http://www.ietf.org/rfc/rfc4408.txt