3 / 10
Lookups
0
Issues
37
IPv4 addresses
1.84 ⋅ 10
19
IPv6 addresses
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
1 IPv6 address
or else
include:
_spf.cortex.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 include:_spf.cortex.cz ~all
4 x ip4 4 x ip6 include:_spf_vps.cortex.cz ~all
1 x ip4 1 x ip6 ~all
IP ranges
2a0e:e581:1:aaae::
/ 64
Cortex, a.s.
AS204394
2a0e:e581:1:aaae::
2a0e:e581:1:aaae:ffff:ffff:ffff:ffff