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1
Issue
237,064
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:177.190.199.251/32 a mx include:_spf.rdstation.com.br include:_netblocks.fxo.com.br ptr:autodata.com.br ~all
Copied
Terms
ip4:
177.190.199.251 / 32
pass
if the sender's IP is between
177.190.199.251 and 177.190.199.251 (inclusive).
177.190.199.251 and 177.190.199.251 (inclusive).
CTINET SOLUCOES EM CONECTIVIDADE E INFORMATICA
AS262731
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
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
or else
include:
_spf.rdstation.com.br
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:
_netblocks.fxo.com.br
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
ptr:
autodata.com.br
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:177.190.199.251 a mx include:_spf.rdstation.com.br include:_netblocks.fxo.com.br ptr:autodata.com.br ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
include:sendgrid.net ?all
6 x ip4
