0 / 10
Lookups
0
Issues
0
IPv4 addresses
1.84 ⋅ 10
19
IPv6 addresses
Terms
ip6:
2a01:28:ca:103:: / 64
pass
if the sender's IP is between
2a01:28:ca:103:: and 2a01:28:ca:103:ffff:ffff:ffff:ffff (inclusive).
2a01:28:ca:103:: and 2a01:28:ca:103:ffff:ffff:ffff:ffff (inclusive).
SH.cz s.r.o.
AS39392
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip6:2a01:28:ca:103::/64 ~all