4 / 10
Lookups
0
Issues
98,307
IPv4 addresses
2.97 ⋅ 10
28
IPv6 addresses
v=spf1 a:mail.fortress.org include:_net1.fortress.org include:_net2.fortress.org include:_spf.google.com -all
Copied
Terms
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
include:
_net1.fortress.org
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:
_net2.fortress.org
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:
_spf.google.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Gmail
Inbox software
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a:mail.fortress.org include:_net1.fortress.org include:_net2.fortress.org include:_spf.google.com -all
2 x ip4 ~all
2 x ip6 ~all
2 x ip4 6 x ip6 ~all