4 / 10
Lookups
0
Issues
525,114
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 mx a ip4:52.140.118.48/28 ip4:52.172.228.194/28 ip4:20.204.50.0/24 ip4:20.198.97.0/24 ip4:20.244.66.224/28 ip4:40.80.0.0/16 ip4:209.222.82.0/24 include:spf.protection.outlook.com mx -all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
4 IPv4 addresses
4 IPv6 addresses
or else
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
or else
ip4:
52.140.118.48 / 28
pass
if the sender's IP is between
52.140.118.48 and 52.140.118.63 (inclusive).
52.140.118.48 and 52.140.118.63 (inclusive).
Microsoft
AS8075
or else
ip4:
52.172.228.194 / 28
pass
if the sender's IP is between
52.172.228.192 and 52.172.228.207 (inclusive).
52.172.228.192 and 52.172.228.207 (inclusive).
Microsoft
AS8075
or else
ip4:
20.204.50.0 / 24
pass
if the sender's IP is between
20.204.50.0 and 20.204.50.255 (inclusive).
20.204.50.0 and 20.204.50.255 (inclusive).
Microsoft
AS8075
or else
ip4:
20.198.97.0 / 24
pass
if the sender's IP is between
20.198.97.0 and 20.198.97.255 (inclusive).
20.198.97.0 and 20.198.97.255 (inclusive).
Microsoft
AS8075
or else
ip4:
20.244.66.224 / 28
pass
if the sender's IP is between
20.244.66.224 and 20.244.66.239 (inclusive).
20.244.66.224 and 20.244.66.239 (inclusive).
Microsoft
AS8075
or else
ip4:
40.80.0.0 / 16
pass
if the sender's IP is between
40.80.0.0 and 40.80.255.255 (inclusive).
40.80.0.0 and 40.80.255.255 (inclusive).
Microsoft
AS8075
or else
ip4:
209.222.82.0 / 24
pass
if the sender's IP is between
209.222.82.0 and 209.222.82.255 (inclusive).
209.222.82.0 and 209.222.82.255 (inclusive).
Amazon.com
AS16509
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
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
4 IPv4 addresses
4 IPv6 addresses
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx a ip4:52.140.118.48/28 ip4:52.172.228.194/28 ip4:20.204.50.0/24 ip4:20.198.97.0/24 ip4:20.244.66.224/28 ip4:40.80.0.0/16 ip4:209.222.82.0/24 include:spf.protection.outlook.com mx -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