contest.techbriefs.com SPF record

3 / 10 Lookups
0 Issues
6 IPv4 addresses
0 IPv6 addresses
v=spf1 mx a a:createthefuturecontest.com ip4:52.73.19.250 ip4:54.165.188.221 ip4:52.5.61.5 -all Copied

Terms

mx
pass if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
a
pass if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 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:
52.73.19.250 / 32
pass if the sender's IP is between
52.73.19.250 and 52.73.19.250 (inclusive).
Amazon.com
AS14618
or else
ip4:
54.165.188.221 / 32
pass if the sender's IP is between
54.165.188.221 and 54.165.188.221 (inclusive).
Amazon.com
AS14618
or else
ip4:
52.5.61.5 / 32
pass if the sender's IP is between
52.5.61.5 and 52.5.61.5 (inclusive).
Amazon.com
AS14618
or else
-all
fail the email's SPF check.

Included records

v=spf1 mx a a:createthefuturecontest.com ip4:52.73.19.250 ip4:54.165.188.221 ip4:52.5.61.5 -all

IP ranges

Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS14618