1 / 10
Lookups
0
Issues
458,755
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 include:spf.protection.outlook.com ip4:112.175.243.51 ip4:112.175.243.52 ip4:45.120.70.46 -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:
112.175.243.51 / 32
pass
if the sender's IP is between
112.175.243.51 and 112.175.243.51 (inclusive).
112.175.243.51 and 112.175.243.51 (inclusive).
Korea Telecom
AS4766
or else
ip4:
112.175.243.52 / 32
pass
if the sender's IP is between
112.175.243.52 and 112.175.243.52 (inclusive).
112.175.243.52 and 112.175.243.52 (inclusive).
Korea Telecom
AS4766
or else
ip4:
45.120.70.46 / 32
pass
if the sender's IP is between
45.120.70.46 and 45.120.70.46 (inclusive).
45.120.70.46 and 45.120.70.46 (inclusive).
LG DACOM
AS3786
or else
-all
fail
the email's SPF check.
Included records
v=spf1 include:spf.protection.outlook.com ip4:112.175.243.51 ip4:112.175.243.52 ip4:45.120.70.46 -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