6 / 10
Lookups
1
Issue
1,297
IPv4 addresses
0
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:64.68.224.0/24 include:powerc.net ptr ptr:twncorp.com mx ~all
Copied
Terms
ip4:
64.68.224.0 / 24
pass
if the sender's IP is between
64.68.224.0 and 64.68.224.255 (inclusive).
64.68.224.0 and 64.68.224.255 (inclusive).
Cherryland Services
AS13904
or else
include:
powerc.net
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:
.
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
ptr:
twncorp.com
PTR checks should no longer be used. See
RFC 7208, section 5.5
.
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
8 IPv4 addresses
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:64.68.224.0/24 include:powerc.net ptr ptr:twncorp.com mx ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
3 x ip4 a mx -all
