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Issues
99,488
IPv4 addresses
2.97 ⋅ 10
28
IPv6 addresses
v=spf1 include:_netblocks.heureka.cz include:sparkpostmail.com ~all
Copied
Terms
include:
_netblocks.heureka.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
include:
sparkpostmail.com
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 include:_netblocks.heureka.cz include:sparkpostmail.com ~all
1 x ip4 include:_omax.heureka.cz include:_spf.google.com include:_spf.salesforce.com -all
5 x ip4 -all
2 x ip4 6 x ip6 ~all
exists:%{i}._spf.mta.salesforce.com -all
exists:%{i}._spf.sparkpostmail.com ~all