3 / 10
Lookups
0
Issues
15
IPv4 addresses
0
IPv6 addresses
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
include:
spf1.supportbox.cz
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx a include:spf1.supportbox.cz ~all
13 x ip4 ~all