4 / 10
Lookups
1
Issue
106,244
IPv4 addresses
2.97 ⋅ 10
28
IPv6 addresses
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.
v=spf1 ip4:66.38.0.202 ip4:66.38.0.225 ip4:66.38.0.169 ip4:66.38.0.179 include:_spf.google.com include:_spf.mail.yahoo.com ~all
Copied
Terms
ip4:
66.38.0.202 / 32
pass
if the sender's IP is between
66.38.0.202 and 66.38.0.202 (inclusive).
66.38.0.202 and 66.38.0.202 (inclusive).
Bluegrass Network
AS11979
or else
ip4:
66.38.0.225 / 32
pass
if the sender's IP is between
66.38.0.225 and 66.38.0.225 (inclusive).
66.38.0.225 and 66.38.0.225 (inclusive).
Bluegrass Network
AS11979
or else
ip4:
66.38.0.169 / 32
pass
if the sender's IP is between
66.38.0.169 and 66.38.0.169 (inclusive).
66.38.0.169 and 66.38.0.169 (inclusive).
Bluegrass Network
AS11979
or else
ip4:
66.38.0.179 / 32
pass
if the sender's IP is between
66.38.0.179 and 66.38.0.179 (inclusive).
66.38.0.179 and 66.38.0.179 (inclusive).
Bluegrass Network
AS11979
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
include:
_spf.mail.yahoo.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 ip4:66.38.0.202 ip4:66.38.0.225 ip4:66.38.0.169 ip4:66.38.0.179 include:_spf.google.com include:_spf.mail.yahoo.com ~all
2 x ip4 6 x ip6 ~all
ptr:yahoo.com ptr:yahoo.net 18 x ip4 ?all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable