0 / 10
Lookups
0
Issues
16
IPv4 addresses
0
IPv6 addresses
Terms
ip4:
3.251.230.16 / 28
pass
if the sender's IP is between
3.251.230.16 and 3.251.230.31 (inclusive).
3.251.230.16 and 3.251.230.31 (inclusive).
Amazon.com
AS16509
or else
-all
fail
the email's SPF check.
Included records
v=spf1 ip4:3.251.230.16/28 -all