1 / 10
Lookups
0
Issues
3
IPv4 addresses
1.84 ⋅ 10
19
IPv6 addresses
v=spf1 mx ip4:161.53.30.133 ip6:2001:b68:40ff::30:133/64 -all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
2 IPv6 addresses
or else
ip4:
161.53.30.133 / 32
pass
if the sender's IP is between
161.53.30.133 and 161.53.30.133 (inclusive).
161.53.30.133 and 161.53.30.133 (inclusive).
Croatian Academic and Research Network
AS2108
or else
ip6:
2001:b68:40ff::30:133 / 64
pass
if the sender's IP is between
2001:b68:40ff:: and 2001:b68:40ff:0:ffff:ffff:ffff:ffff (inclusive).
2001:b68:40ff:: and 2001:b68:40ff:0:ffff:ffff:ffff:ffff (inclusive).
Croatian Academic and Research Network
AS2108
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx ip4:161.53.30.133 ip6:2001:b68:40ff::30:133/64 -all
IP ranges
Croatian Academic and Research Network
AS2108
2001:b68:40ff::
2001:b68:40ff:0:ffff:ffff:ffff:ffff