1 / 10
Lookups
0
Issues
1
IPv4 address
1.84 ⋅ 10
19
IPv6 addresses
Terms
a
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
ip6:
2a00:1cf0:0:a:: / 64
pass
if the sender's IP is between
2a00:1cf0:0:a:: and 2a00:1cf0:0:a:ffff:ffff:ffff:ffff (inclusive).
2a00:1cf0:0:a:: and 2a00:1cf0:0:a:ffff:ffff:ffff:ffff (inclusive).
DLX A/S
AS47527
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a ip6:2a00:1cf0:0:a::/64 -all