mx.cam.ac.uk SPF record

0 / 10 Lookups
0 Issues
201,984 IPv4 addresses
7.92 ⋅ 10 28 IPv6 addresses
v=spf1 ip6:2a05:b400::/32 ip6:2a00:1098:5::/48 ip6:2001:630:210::/44 ip4:131.111.0.0/16 ip4:128.232.0.0/16 ip4:129.169.0.0/16 ip4:192.18.195.0/24 ip4:192.84.5.0/24 ip4:192.153.213.0/24 ip4:193.60.80.0/20 ip4:193.63.252.0/23 Copied

Terms

ip6:
2a05:b400:: / 32
pass if the sender's IP is between
2a05:b400:: and 2a05:b400:ffff:ffff:ffff:ffff:ffff:ffff (inclusive).
Jisc Services
AS786
or else
ip6:
2a00:1098:5:: / 48
pass if the sender's IP is between
2a00:1098:5:: and 2a00:1098:5:ffff:ffff:ffff:ffff:ffff (inclusive).
Mythic Beasts
AS44684
or else
ip6:
2001:630:210:: / 44
pass if the sender's IP is between
2001:630:210:: and 2001:630:21f:ffff:ffff:ffff:ffff:ffff (inclusive).
Jisc Services
AS786
or else
ip4:
131.111.0.0 / 16
pass if the sender's IP is between
131.111.0.0 and 131.111.255.255 (inclusive).
Jisc Services
AS786
or else
ip4:
128.232.0.0 / 16
pass if the sender's IP is between
128.232.0.0 and 128.232.255.255 (inclusive).
Jisc Services
AS786
or else
ip4:
129.169.0.0 / 16
pass if the sender's IP is between
129.169.0.0 and 129.169.255.255 (inclusive).
Jisc Services
AS786
or else
ip4:
192.18.195.0 / 24
pass if the sender's IP is between
192.18.195.0 and 192.18.195.255 (inclusive).
Jisc Services
AS786
or else
ip4:
192.84.5.0 / 24
pass if the sender's IP is between
192.84.5.0 and 192.84.5.255 (inclusive).
Jisc Services
AS786
or else
ip4:
192.153.213.0 / 24
pass if the sender's IP is between
192.153.213.0 and 192.153.213.255 (inclusive).
Jisc Services
AS786
or else
ip4:
193.60.80.0 / 20
pass if the sender's IP is between
193.60.80.0 and 193.60.95.255 (inclusive).
Jisc Services
AS786
or else
ip4:
193.63.252.0 / 23
pass if the sender's IP is between
193.63.252.0 and 193.63.253.255 (inclusive).
Jisc Services
AS786

Included records

v=spf1 ip6:2a05:b400::/32 ip6:2a00:1098:5::/48 ip6:2001:630:210::/44 ip4:131.111.0.0/16 ip4:128.232.0.0/16 ip4:129.169.0.0/16 ip4:192.18.195.0/24 ip4:192.84.5.0/24 ip4:192.153.213.0/24 ip4:193.60.80.0/20 ip4:193.63.252.0/23

IP ranges

Jisc Services
AS786
Mythic Beasts
AS44684
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786
Jisc Services
AS786