4 / 10
Lookups
0
Issues
467,179
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 ip4:66.225.201.146 ip4:66.225.201.210 include:relay.mailchannels.net include:spf.protection.outlook.com include:tracking.socketlabs.com ~all
Copied
Terms
ip4:
66.225.201.146 / 32
pass
if the sender's IP is between
66.225.201.146 and 66.225.201.146 (inclusive).
66.225.201.146 and 66.225.201.146 (inclusive).
DEFT.COM
AS23352
or else
ip4:
66.225.201.210 / 32
pass
if the sender's IP is between
66.225.201.210 and 66.225.201.210 (inclusive).
66.225.201.210 and 66.225.201.210 (inclusive).
DEFT.COM
AS23352
or else
include:
relay.mailchannels.net
Evaluate this SPF record and
pass
if it
passes.
This include does nothing if the included record returns fail, soft fail, or neutral.
MailChannels
Inbox software
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:
tracking.socketlabs.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 ip4:66.225.201.146 ip4:66.225.201.210 include:relay.mailchannels.net include:spf.protection.outlook.com include:tracking.socketlabs.com ~all
2 x ip4 ~all
6 x ip4 5 x ip6 -all
IP ranges
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