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Lookups
0
Issues
2
IPv4 addresses
0
IPv6 addresses
Terms
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a:smtp01.tmcz.cz a:smtp02.tmcz.cz -all