6 / 10
Lookups
0
Issues
643,355
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 include:spfa.listrak.com include:spfb.listrak.com include:spf-0053d401.pphosted.com include:spf.protection.outlook.com include:amazonses.com include:mktomail.com -all
Copied
Terms
include:
spfa.listrak.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
include:
spfb.listrak.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
include:
spf-0053d401.pphosted.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
include:
spf.protection.outlook.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Microsoft 365 / Outlook
Inbox software
or else
include:
amazonses.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Amazon SES
Email automation
or else
include:
mktomail.com
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
Marketo
Marketing automation
or else
-all
fail
the email's SPF check.
Included records
v=spf1 include:spfa.listrak.com include:spfb.listrak.com include:spf-0053d401.pphosted.com include:spf.protection.outlook.com include:amazonses.com include:mktomail.com -all
6 x ip4 -all
6 x ip4 -all
2 x ip4
6 x ip4 5 x ip6 -all
13 x ip4 -all
12 x ip4 ~all
IP ranges
66.109.239.144
/ 28
Windstream Communications
AS7029
66.109.239.144 - 66.109.239.159
16 IP addresses
66.216.171.160
/ 27
Windstream Communications
AS7029
66.216.171.160 - 66.216.171.191
32 IP addresses
66.109.239.192
/ 27
Windstream Communications
AS7029
66.109.239.192 - 66.109.239.223
32 IP addresses
2a01:111:f403:8000::
/ 51
Microsoft
AS8075
2a01:111:f403:8000::
2a01:111:f403:9fff:ffff:ffff:ffff:ffff
2a01:111:f403:c000::
/ 51
Microsoft
AS8075
2a01:111:f403:c000::
2a01:111:f403:dfff:ffff:ffff:ffff:ffff
2a01:111:f403:f000::
/ 52
Microsoft
AS8075
2a01:111:f403:f000::
2a01:111:f403:ffff:ffff:ffff:ffff:ffff