nus.org.uk SPF record

5 / 10 Lookups

0 Issues

695,809 IPv4 addresses

2.19 ⋅ 10 ²⁴ IPv6 addresses


                              v=spf1 include:spf.protection.outlook.com ip4:109.224.250.58 include:sendgrid.net include:_spf.elasticemail.com -all

Copied

Terms

include:

spf.protection.outlook.com

Evaluate this SPF record and pass if it

passes.

Microsoft 365 / Outlook

Inbox software

or else

ip4:

109.224.250.58 / 32

pass if the sender's IP is between
109.224.250.58 and 109.224.250.58 (inclusive).

Telcom Networks

AS5631

or else

include:

sendgrid.net

Evaluate this SPF record and pass if it

passes.

SendGrid

Email automation

or else

include:

_spf.elasticemail.com

Evaluate this SPF record and pass if it

passes.

Elastic Email

Email marketing

or else

-all

fail the email's SPF check.

Included records

nus.org.uk

v=spf1 include:spf.protection.outlook.com ip4:109.224.250.58 include:sendgrid.net include:_spf.elasticemail.com -all

spf.protection.outlook.com

6 x ip4 5 x ip6 -all

sendgrid.net

11 x ip4 include:ab.sendgrid.net ~all

ab.sendgrid.net

4 x ip4 ~all

_spf.elasticemail.com

exists:%{i}._spf.elasticemail.info ~all

IP ranges

40.92.0.0 / 15

Microsoft

AS8075

40.92.0.0 - 40.93.255.255

131,072 IP addresses

40.107.0.0 / 16

Microsoft

AS8075

40.107.0.0 - 40.107.255.255

65,536 IP addresses

52.100.0.0 / 15

Microsoft

AS8075

52.100.0.0 - 52.101.255.255

131,072 IP addresses

52.102.0.0 / 16

Microsoft

AS8075

52.102.0.0 - 52.102.255.255

65,536 IP addresses

52.103.0.0 / 17

Microsoft

AS8075

52.103.0.0 - 52.103.127.255

32,768 IP addresses

104.47.0.0 / 17

Microsoft

AS8075

104.47.0.0 - 104.47.127.255

32,768 IP addresses

2a01:111:f400:: / 48

Microsoft

AS8075

2a01:111:f400::

2a01:111:f400:ffff:ffff:ffff:ffff:ffff

2a01:111:f403:: / 49

Microsoft

AS8075

2a01:111:f403::

2a01:111:f403:7fff:ffff:ffff:ffff:ffff

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

109.224.250.58

Telcom Networks

AS5631

167.89.0.0 / 17

SendGrid

AS11377

167.89.0.0 - 167.89.127.255

32,768 IP addresses

208.117.48.0 / 20

SendGrid

AS11377

208.117.48.0 - 208.117.63.255

4,096 IP addresses

50.31.32.0 / 19

SendGrid

AS11377

50.31.32.0 - 50.31.63.255

8,192 IP addresses

198.37.144.0 / 20

SendGrid

AS11377

198.37.144.0 - 198.37.159.255

4,096 IP addresses

198.21.0.0 / 21

SendGrid

AS11377

198.21.0.0 - 198.21.7.255

2,048 IP addresses

192.254.112.0 / 20

SendGrid

AS11377

192.254.112.0 - 192.254.127.255

4,096 IP addresses

168.245.0.0 / 17

SendGrid

AS11377

168.245.0.0 - 168.245.127.255

32,768 IP addresses

149.72.0.0 / 16

Amazon.com

AS14618

149.72.0.0 - 149.72.255.255

65,536 IP addresses

159.183.0.0 / 16

SendGrid

AS11377

159.183.0.0 - 159.183.255.255

65,536 IP addresses

134.128.64.0 / 19

SendGrid

AS11377

134.128.64.0 - 134.128.95.255

8,192 IP addresses

134.128.96.0 / 19

SendGrid

AS11377

134.128.96.0 - 134.128.127.255

8,192 IP addresses

223.165.113.0 / 24

SendGrid

AS11377

223.165.113.0 - 223.165.113.255

256 IP addresses

223.165.115.0 / 24

SendGrid

AS11377

223.165.115.0 - 223.165.115.255

256 IP addresses

223.165.118.0 / 23

SendGrid

AS11377

223.165.118.0 - 223.165.119.255

512 IP addresses

223.165.120.0 / 23

SendGrid

AS11377

223.165.120.0 - 223.165.121.255

512 IP addresses