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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
a:
xmail.nwt.cz
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 a:xmail16.nwt.cz a:xmail.nwt.cz mx ~all