1 / 10
Lookups
0
Issues
458,757
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 include:spf.protection.outlook.com ip4:107.23.71.128 ip4:46.51.206.213 ip4:54.246.139.201 ip4:54.86.128.229 ip4:35.173.93.113 -all
Copied
Terms
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
ip4:
107.23.71.128 / 32
pass
if the sender's IP is between
107.23.71.128 and 107.23.71.128 (inclusive).
107.23.71.128 and 107.23.71.128 (inclusive).
Amazon.com
AS14618
or else
ip4:
46.51.206.213 / 32
pass
if the sender's IP is between
46.51.206.213 and 46.51.206.213 (inclusive).
46.51.206.213 and 46.51.206.213 (inclusive).
Amazon.com
AS16509
or else
ip4:
54.246.139.201 / 32
pass
if the sender's IP is between
54.246.139.201 and 54.246.139.201 (inclusive).
54.246.139.201 and 54.246.139.201 (inclusive).
Amazon.com
AS16509
or else
ip4:
54.86.128.229 / 32
pass
if the sender's IP is between
54.86.128.229 and 54.86.128.229 (inclusive).
54.86.128.229 and 54.86.128.229 (inclusive).
Amazon.com
AS14618
or else
ip4:
35.173.93.113 / 32
pass
if the sender's IP is between
35.173.93.113 and 35.173.93.113 (inclusive).
35.173.93.113 and 35.173.93.113 (inclusive).
Amazon.com
AS14618
or else
-all
fail
the email's SPF check.
Included records
v=spf1 include:spf.protection.outlook.com ip4:107.23.71.128 ip4:46.51.206.213 ip4:54.246.139.201 ip4:54.86.128.229 ip4:35.173.93.113 -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