spfd.protection.outlook.com SPF record

0 / 10 Lookups
0 Issues
577 IPv4 addresses
7.38 ⋅ 10 19 IPv6 addresses
v=spf1 ip4:51.4.72.0/24 ip4:51.5.72.0/24 ip4:51.5.80.0/27 ip4:20.47.149.138/32 ip4:51.4.80.0/27 ip6:2a01:4180:4051:0800::/64 ip6:2a01:4180:4050:0800::/64 ip6:2a01:4180:4051:0400::/64 ip6:2a01:4180:4050:0400::/64 -all Copied

Terms

ip4:
51.4.72.0 / 24
pass if the sender's IP is between
51.4.72.0 and 51.4.72.255 (inclusive).
Microsoft
AS8075
or else
ip4:
51.5.72.0 / 24
pass if the sender's IP is between
51.5.72.0 and 51.5.72.255 (inclusive).
Microsoft
AS8075
or else
ip4:
51.5.80.0 / 27
pass if the sender's IP is between
51.5.80.0 and 51.5.80.31 (inclusive).
Microsoft
AS8075
or else
ip4:
20.47.149.138 / 32
pass if the sender's IP is between
20.47.149.138 and 20.47.149.138 (inclusive).
Microsoft
AS8075
or else
ip4:
51.4.80.0 / 27
pass if the sender's IP is between
51.4.80.0 and 51.4.80.31 (inclusive).
Microsoft
AS8075
or else
ip6:
2a01:4180:4051:800:: / 64
pass if the sender's IP is between
2a01:4180:4051:800:: and 2a01:4180:4051:800:ffff:ffff:ffff:ffff (inclusive).
or else
ip6:
2a01:4180:4050:800:: / 64
pass if the sender's IP is between
2a01:4180:4050:800:: and 2a01:4180:4050:800:ffff:ffff:ffff:ffff (inclusive).
or else
ip6:
2a01:4180:4051:400:: / 64
pass if the sender's IP is between
2a01:4180:4051:400:: and 2a01:4180:4051:400:ffff:ffff:ffff:ffff (inclusive).
or else
ip6:
2a01:4180:4050:400:: / 64
pass if the sender's IP is between
2a01:4180:4050:400:: and 2a01:4180:4050:400:ffff:ffff:ffff:ffff (inclusive).
or else
-all
fail the email's SPF check.

Included records

v=spf1 ip4:51.4.72.0/24 ip4:51.5.72.0/24 ip4:51.5.80.0/27 ip4:20.47.149.138 ip4:51.4.80.0/27 ip6:2a01:4180:4051:800::/64 ip6:2a01:4180:4050:800::/64 ip6:2a01:4180:4051:400::/64 ip6:2a01:4180:4050:400::/64 -all

IP ranges

Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075