talk-101.co.uk SPF record

3 / 10 Lookups
1 Issue
465,412 IPv4 addresses
2.19 ⋅ 10 24 IPv6 addresses

The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable.

v=spf1 mx ptr include:spf.protection.outlook.com ip4:85.119.248.0/22 ip4:80.74.240.0/20 ip4:195.8.181.0/24 ip4:195.8.183.0/24 ip4:212.248.220.0/23 ip4:212.248.210.0/24 ip4:212.248.132.0/24 ~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
ptr:
PTR checks should no longer be used. See RFC 7208, section 5.5 .
or else
Evaluate this SPF record and pass if it
passes.
Microsoft 365 / Outlook
Inbox software
or else
ip4:
85.119.248.0 / 22
pass if the sender's IP is between
85.119.248.0 and 85.119.251.255 (inclusive).
APM Internet
AS35259
or else
ip4:
80.74.240.0 / 20
pass if the sender's IP is between
80.74.240.0 and 80.74.255.255 (inclusive).
Wavenet
AS21267
or else
ip4:
195.8.181.0 / 24
pass if the sender's IP is between
195.8.181.0 and 195.8.181.255 (inclusive).
or else
ip4:
195.8.183.0 / 24
pass if the sender's IP is between
195.8.183.0 and 195.8.183.255 (inclusive).
or else
ip4:
212.248.220.0 / 23
pass if the sender's IP is between
212.248.220.0 and 212.248.221.255 (inclusive).
Vodafone Group
AS1273
or else
ip4:
212.248.210.0 / 24
pass if the sender's IP is between
212.248.210.0 and 212.248.210.255 (inclusive).
Vodafone Group
AS1273
or else
ip4:
212.248.132.0 / 24
pass if the sender's IP is between
212.248.132.0 and 212.248.132.255 (inclusive).
or else
~all
soft fail the email's SPF check.

Included records

v=spf1 mx ptr include:spf.protection.outlook.com ip4:85.119.248.0/22 ip4:80.74.240.0/20 ip4:195.8.181.0/24 ip4:195.8.183.0/24 ip4:212.248.220.0/23 ip4:212.248.210.0/24 ip4:212.248.132.0/24 ~all
The 'ptr' mechanism shouldn't be used because it's slow, resource intensive, and not very reliable
6 x ip4 5 x ip6 -all

IP ranges

Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
APM Internet
AS35259
Wavenet
AS21267
Vodafone Group
AS1273
Vodafone Group
AS1273