spf3.nuffieldhealth.com SPF record

2 / 10 Lookups
0 Issues
204,907 IPv4 addresses
2.97 â‹… 10 28 IPv6 addresses
v=spf1 ip4:207.138.148.0/28 ip4:209.85.128.0/17 ip4:209.137.135.192/26 ip4:209.137.158.128/25 ip4:212.11.71.246 ip4:213.199.154.0/24 ip4:213.199.180.128/26 ip4:216.32.180.0/23 ip4:216.58.192.0/19 ip4:216.239.32.0/19 ip6:2001:4860:4000::/36 ip6:2001:489a:2202::/48 ip6:2404:6800:4000::/36 ip6:2607:f8b0:4000::/36 ip6:2800:3f0:4000::/36 ip6:2a00:1450:4000::/36 ip6:2a01:111:f400::/48 ip6:2c0f:fb50:4000::/36 ip4:95.131.158.126 ip4:80.79.139.62 ip4:95.172.66.191 ip4:95.172.66.176 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 include:spf4.nuffieldhealth.com -all Copied

Terms

ip4:
207.138.148.0 / 28
pass if the sender's IP is between
207.138.148.0 and 207.138.148.15 (inclusive).
Level 3 Parent
AS3549
or else
ip4:
209.85.128.0 / 17
pass if the sender's IP is between
209.85.128.0 and 209.85.255.255 (inclusive).
Google
AS15169
or else
ip4:
209.137.135.192 / 26
pass if the sender's IP is between
209.137.135.192 and 209.137.135.255 (inclusive).
KDDI America
AS4459
or else
ip4:
209.137.158.128 / 25
pass if the sender's IP is between
209.137.158.128 and 209.137.158.255 (inclusive).
KDDI America
AS4459
or else
ip4:
212.11.71.246 / 32
pass if the sender's IP is between
212.11.71.246 and 212.11.71.246 (inclusive).
Wavenet
AS21267
or else
ip4:
213.199.154.0 / 24
pass if the sender's IP is between
213.199.154.0 and 213.199.154.255 (inclusive).
Microsoft
AS8075
or else
ip4:
213.199.180.128 / 26
pass if the sender's IP is between
213.199.180.128 and 213.199.180.191 (inclusive).
Microsoft
AS8075
or else
ip4:
216.32.180.0 / 23
pass if the sender's IP is between
216.32.180.0 and 216.32.181.255 (inclusive).
Microsoft
AS8075
or else
ip4:
216.58.192.0 / 19
pass if the sender's IP is between
216.58.192.0 and 216.58.223.255 (inclusive).
Google
AS15169
or else
ip4:
216.239.32.0 / 19
pass if the sender's IP is between
216.239.32.0 and 216.239.63.255 (inclusive).
Google
AS15169
or else
ip6:
2001:4860:4000:: / 36
pass if the sender's IP is between
2001:4860:4000:: and 2001:4860:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip6:
2001:489a:2202:: / 48
pass if the sender's IP is between
2001:489a:2202:: and 2001:489a:2202:ffff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8070
or else
ip6:
2404:6800:4000:: / 36
pass if the sender's IP is between
2404:6800:4000:: and 2404:6800:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip6:
2607:f8b0:4000:: / 36
pass if the sender's IP is between
2607:f8b0:4000:: and 2607:f8b0:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip6:
2800:3f0:4000:: / 36
pass if the sender's IP is between
2800:3f0:4000:: and 2800:3f0:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip6:
2a00:1450:4000:: / 36
pass if the sender's IP is between
2a00:1450:4000:: and 2a00:1450:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip6:
2a01:111:f400:: / 48
pass if the sender's IP is between
2a01:111:f400:: and 2a01:111:f400:ffff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
ip6:
2c0f:fb50:4000:: / 36
pass if the sender's IP is between
2c0f:fb50:4000:: and 2c0f:fb50:4fff:ffff:ffff:ffff:ffff:ffff (inclusive).
Google
AS15169
or else
ip4:
95.131.158.126 / 32
pass if the sender's IP is between
95.131.158.126 and 95.131.158.126 (inclusive).
KDDI Europe
AS6894
or else
ip4:
80.79.139.62 / 32
pass if the sender's IP is between
80.79.139.62 and 80.79.139.62 (inclusive).
Datahop - Six Degrees
AS6908
or else
ip4:
95.172.66.191 / 32
pass if the sender's IP is between
95.172.66.191 and 95.172.66.191 (inclusive).
Unitas Global
AS1828
or else
ip4:
95.172.66.176 / 32
pass if the sender's IP is between
95.172.66.176 and 95.172.66.176 (inclusive).
Unitas Global
AS1828
or else
ip4:
167.89.0.0 / 17
pass if the sender's IP is between
167.89.0.0 and 167.89.127.255 (inclusive).
SendGrid
AS11377
or else
ip4:
208.117.48.0 / 20
pass if the sender's IP is between
208.117.48.0 and 208.117.63.255 (inclusive).
SendGrid
AS11377
or else
ip4:
50.31.32.0 / 19
pass if the sender's IP is between
50.31.32.0 and 50.31.63.255 (inclusive).
SendGrid
AS11377
or else
ip4:
198.37.144.0 / 20
pass if the sender's IP is between
198.37.144.0 and 198.37.159.255 (inclusive).
SendGrid
AS11377
or else
Evaluate this SPF record and pass if it
passes.
or else
-all
fail the email's SPF check.

Included records

v=spf1 ip4:207.138.148.0/28 ip4:209.85.128.0/17 ip4:209.137.135.192/26 ip4:209.137.158.128/25 ip4:212.11.71.246 ip4:213.199.154.0/24 ip4:213.199.180.128/26 ip4:216.32.180.0/23 ip4:216.58.192.0/19 ip4:216.239.32.0/19 ip6:2001:4860:4000::/36 ip6:2001:489a:2202::/48 ip6:2404:6800:4000::/36 ip6:2607:f8b0:4000::/36 ip6:2800:3f0:4000::/36 ip6:2a00:1450:4000::/36 ip6:2a01:111:f400::/48 ip6:2c0f:fb50:4000::/36 ip4:95.131.158.126 ip4:80.79.139.62 ip4:95.172.66.191 ip4:95.172.66.176 ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 include:spf4.nuffieldhealth.com -all
30 x ip4 include:spf5.nuffieldhealth.com -all

IP ranges

Level 3 Parent
AS3549
Google
AS15169
KDDI America
AS4459
KDDI America
AS4459
Wavenet
AS21267
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Google
AS15169
Google
AS15169
Google
AS15169
Microsoft
AS8070
Google
AS15169
Google
AS15169
Google
AS15169
Google
AS15169
Microsoft
AS8075
Google
AS15169
KDDI Europe
AS6894
Datahop - Six Degrees
AS6908
Unitas Global
AS1828
Unitas Global
AS1828
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
SendGrid
AS11377
Amazon.com
AS14618
Peninsula Fiber Network
AS46208
Digital Realty Netherlands
AS47973
Equinix (EMEA) Acquisition Enterprises
AS15830
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Reserved IP
Private-Use [1]
Reserved IP
Private-Use [1]
Akamai Connected Cloud
AS63949
Reserved IP
Private-Use [1]
Reserved IP
Private-Use [1]
Microsoft
AS8075
Microsoft
AS8075
Reserved IP
Private-Use [1]
Eurofiber UNET
AS29396
Amazon.com
AS16509
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Equinix (EMEA) Acquisition Enterprises
AS15830
Rackspace Hosting
AS19994
Reserved IP
Private-Use [1]
Microsoft
AS8075
ITS Technology Group
AS41354
Amazon.com
AS16509
Reserved IP
Private-Use [1]
Reserved IP
Private-Use [1]
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Signet
AS28878
Redcentric Solutions
AS13009
Amazon.com
AS16509
Amazon.com
AS16509
Amazon.com
AS16509
Amazon.com
AS16509
Google
AS396982
Cogent Communications
AS174
Mailgun Technologies
AS396479
Mimecast Services
AS42427
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075
Microsoft
AS8075