0 / 10
Lookups
0
Issues
512
IPv4 addresses
0
IPv6 addresses
Terms
ip4:
66.187.204.0 / 23
pass
if the sender's IP is between
66.187.204.0 and 66.187.205.255 (inclusive).
66.187.204.0 and 66.187.205.255 (inclusive).
Amazon.com
AS16509
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:66.187.204.0/23 ~all