0 / 10
Lookups
0
Issues
53,512
IPv4 addresses
2.19 ⋅ 10
24
IPv6 addresses
v=spf1 ip4:54.240.64.0/18 ip4:76.223.128.0/19 ip4:216.221.160.0/19 ip4:206.55.144.0/20 ip4:24.110.64.0/18 ip4:3.222.0.24/29 ip4:44.192.35.0/24 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:1
11:f403:f000::/52 ~all
Copied
Terms
ip4:
54.240.64.0 / 18
pass
if the sender's IP is between
54.240.64.0 and 54.240.127.255 (inclusive).
54.240.64.0 and 54.240.127.255 (inclusive).
Amazon.com
AS14618
or else
ip4:
76.223.128.0 / 19
pass
if the sender's IP is between
76.223.128.0 and 76.223.159.255 (inclusive).
76.223.128.0 and 76.223.159.255 (inclusive).
Amazon.com
AS16509
or else
ip4:
216.221.160.0 / 19
pass
if the sender's IP is between
216.221.160.0 and 216.221.191.255 (inclusive).
216.221.160.0 and 216.221.191.255 (inclusive).
Amazon.com
AS16509
or else
ip4:
206.55.144.0 / 20
pass
if the sender's IP is between
206.55.144.0 and 206.55.159.255 (inclusive).
206.55.144.0 and 206.55.159.255 (inclusive).
Amazon.com
AS16509
or else
ip4:
24.110.64.0 / 18
pass
if the sender's IP is between
24.110.64.0 and 24.110.127.255 (inclusive).
24.110.64.0 and 24.110.127.255 (inclusive).
Amazon.com
AS16509
or else
ip4:
3.222.0.24 / 29
pass
if the sender's IP is between
3.222.0.24 and 3.222.0.31 (inclusive).
3.222.0.24 and 3.222.0.31 (inclusive).
Amazon.com
AS14618
or else
ip4:
44.192.35.0 / 24
pass
if the sender's IP is between
44.192.35.0 and 44.192.35.255 (inclusive).
44.192.35.0 and 44.192.35.255 (inclusive).
Amazon.com
AS14618
or else
ip6:
2a01:111:f400:: / 48
pass
if the sender's IP is between
2a01:111:f400:: and 2a01:111:f400:ffff:ffff:ffff:ffff:ffff (inclusive).
2a01:111:f400:: and 2a01:111:f400:ffff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
ip6:
2a01:111:f403:: / 49
pass
if the sender's IP is between
2a01:111:f403:: and 2a01:111:f403:7fff:ffff:ffff:ffff:ffff (inclusive).
2a01:111:f403:: and 2a01:111:f403:7fff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
ip6:
2a01:111:f403:8000:: / 51
pass
if the sender's IP is between
2a01:111:f403:8000:: and 2a01:111:f403:9fff:ffff:ffff:ffff:ffff (inclusive).
2a01:111:f403:8000:: and 2a01:111:f403:9fff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
ip6:
2a01:111:f403:c000:: / 51
pass
if the sender's IP is between
2a01:111:f403:c000:: and 2a01:111:f403:dfff:ffff:ffff:ffff:ffff (inclusive).
2a01:111:f403:c000:: and 2a01:111:f403:dfff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
ip6:
2a01:111:f403:f000:: / 52
pass
if the sender's IP is between
2a01:111:f403:f000:: and 2a01:111:f403:ffff:ffff:ffff:ffff:ffff (inclusive).
2a01:111:f403:f000:: and 2a01:111:f403:ffff:ffff:ffff:ffff:ffff (inclusive).
Microsoft
AS8075
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 ip4:54.240.64.0/18 ip4:76.223.128.0/19 ip4:216.221.160.0/19 ip4:206.55.144.0/20 ip4:24.110.64.0/18 ip4:3.222.0.24/29 ip4:44.192.35.0/24 ip6:2a01:111:f400::/48 ip6:2a01:111:f403::/49 ip6:2a01:111:f403:8000::/51 ip6:2a01:111:f403:c000::/51 ip6:2a01:111:f403:f000::/52 ~all
IP ranges
2a01:111:f403:8000::
/ 51
Microsoft
AS8075
2a01:111:f403:8000::
2a01:111:f403:9fff:ffff:ffff:ffff:ffff
2a01:111:f403:c000::
/ 51
Microsoft
AS8075
2a01:111:f403:c000::
2a01:111:f403:dfff:ffff:ffff:ffff:ffff
2a01:111:f403:f000::
/ 52
Microsoft
AS8075
2a01:111:f403:f000::
2a01:111:f403:ffff:ffff:ffff:ffff:ffff