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Lookups
1
Issue
0
IPv4 addresses
0
IPv6 addresses
MX host could not be resolved to A/AAAA records, so this SPF term could not be fully expanded into IP addresses..
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx -all