1 / 10
Lookups
0
Issues
353
IPv4 addresses
3.69 ⋅ 10
19
IPv6 addresses
v=spf1 mx ip4:161.53.123.0/26 ip4:161.53.160.0/24 ip4:193.198.136.0/27 ip6:2001:b68:ff:1::/64 ip6:2001:b68:ff:2::/64 ~all
Copied
Terms
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
1 IPv6 address
or else
ip4:
161.53.123.0 / 26
pass
if the sender's IP is between
161.53.123.0 and 161.53.123.63 (inclusive).
161.53.123.0 and 161.53.123.63 (inclusive).
Croatian Academic and Research Network
AS2108
or else
ip4:
161.53.160.0 / 24
pass
if the sender's IP is between
161.53.160.0 and 161.53.160.255 (inclusive).
161.53.160.0 and 161.53.160.255 (inclusive).
Croatian Academic and Research Network
AS2108
or else
ip4:
193.198.136.0 / 27
pass
if the sender's IP is between
193.198.136.0 and 193.198.136.31 (inclusive).
193.198.136.0 and 193.198.136.31 (inclusive).
Croatian Academic and Research Network
AS2108
or else
ip6:
2001:b68:ff:1:: / 64
pass
if the sender's IP is between
2001:b68:ff:1:: and 2001:b68:ff:1:ffff:ffff:ffff:ffff (inclusive).
2001:b68:ff:1:: and 2001:b68:ff:1:ffff:ffff:ffff:ffff (inclusive).
Croatian Academic and Research Network
AS2108
or else
ip6:
2001:b68:ff:2:: / 64
pass
if the sender's IP is between
2001:b68:ff:2:: and 2001:b68:ff:2:ffff:ffff:ffff:ffff (inclusive).
2001:b68:ff:2:: and 2001:b68:ff:2:ffff:ffff:ffff:ffff (inclusive).
Croatian Academic and Research Network
AS2108
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx ip4:161.53.123.0/26 ip4:161.53.160.0/24 ip4:193.198.136.0/27 ip6:2001:b68:ff:1::/64 ip6:2001:b68:ff:2::/64 ~all
IP ranges
161.53.123.0
/ 26
Croatian Academic and Research Network
AS2108
161.53.123.0 - 161.53.123.63
64 IP addresses
161.53.160.0
/ 24
Croatian Academic and Research Network
AS2108
161.53.160.0 - 161.53.160.255
256 IP addresses
193.198.136.0
/ 27
Croatian Academic and Research Network
AS2108
193.198.136.0 - 193.198.136.31
32 IP addresses
2001:b68:ff:1::
/ 64
Croatian Academic and Research Network
AS2108
2001:b68:ff:1::
2001:b68:ff:1:ffff:ffff:ffff:ffff
2001:b68:ff:2::
/ 64
Croatian Academic and Research Network
AS2108
2001:b68:ff:2::
2001:b68:ff:2:ffff:ffff:ffff:ffff