1 / 10
Lookups
0
Issues
275
IPv4 addresses
2.42 ⋅ 10
24
IPv6 addresses
v=spf1 mx ip4:195.171.43.0/24 ip4:77.95.181.48/28 ip6:2a00:2381:19c6::/48 ip6:2a01:5e40:102a::/48 -all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
3 IPv4 addresses
3 IPv6 addresses
or else
ip4:
195.171.43.0 / 24
pass
if the sender's IP is between
195.171.43.0 and 195.171.43.255 (inclusive).
195.171.43.0 and 195.171.43.255 (inclusive).
British Telecommunications
AS2856
or else
ip4:
77.95.181.48 / 28
pass
if the sender's IP is between
77.95.181.48 and 77.95.181.63 (inclusive).
77.95.181.48 and 77.95.181.63 (inclusive).
C.C.S. (Leeds)
AS34555
or else
ip6:
2a00:2381:19c6:: / 48
pass
if the sender's IP is between
2a00:2381:19c6:: and 2a00:2381:19c6:ffff:ffff:ffff:ffff:ffff (inclusive).
2a00:2381:19c6:: and 2a00:2381:19c6:ffff:ffff:ffff:ffff:ffff (inclusive).
British Telecommunications
AS2856
or else
ip6:
2a01:5e40:102a:: / 48
pass
if the sender's IP is between
2a01:5e40:102a:: and 2a01:5e40:102a:ffff:ffff:ffff:ffff:ffff (inclusive).
2a01:5e40:102a:: and 2a01:5e40:102a:ffff:ffff:ffff:ffff:ffff (inclusive).
C.C.S. (Leeds)
AS34555
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx ip4:195.171.43.0/24 ip4:77.95.181.48/28 ip6:2a00:2381:19c6::/48 ip6:2a01:5e40:102a::/48 -all
IP ranges
2a00:2381:19c6::
/ 48
British Telecommunications
AS2856
2a00:2381:19c6::
2a00:2381:19c6:ffff:ffff:ffff:ffff:ffff
2a01:5e40:102a::
/ 48
C.C.S. (Leeds)
AS34555
2a01:5e40:102a::
2a01:5e40:102a:ffff:ffff:ffff:ffff:ffff