2 / 10
Lookups
0
Issues
258
IPv4 addresses
1.84 ⋅ 10
19
IPv6 addresses
v=spf1 mx a:nat-hiding-secure.mcs.de ip4:147.78.88.0/24 ip6:2a09:2040:0:3::66/64 ~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
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
ip4:
147.78.88.0 / 24
pass
if the sender's IP is between
147.78.88.0 and 147.78.88.255 (inclusive).
147.78.88.0 and 147.78.88.255 (inclusive).
MCS
AS215992
or else
ip6:
2a09:2040:0:3::66 / 64
pass
if the sender's IP is between
2a09:2040:0:3:: and 2a09:2040:0:3:ffff:ffff:ffff:ffff (inclusive).
2a09:2040:0:3:: and 2a09:2040:0:3:ffff:ffff:ffff:ffff (inclusive).
MCS
AS215992
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 mx a:nat-hiding-secure.mcs.de ip4:147.78.88.0/24 ip6:2a09:2040:0:3::66/64 ~all