3 / 10
Lookups
0
Issues
3
IPv4 addresses
0
IPv6 addresses
Terms
a
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
mx
pass
if the sender's IP address is in the A or AAAA record of this domain.
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:
198.23.56.33 / 32
pass
if the sender's IP is between
198.23.56.33 and 198.23.56.33 (inclusive).
198.23.56.33 and 198.23.56.33 (inclusive).
LiquidNet US
AS14555
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 a mx a:mail.duoservers.com ip4:198.23.56.33 ~all