_spfextra.slack.com SPF record

0 / 10 Lookups
0 Issues
45 IPv4 addresses
0 IPv6 addresses
v=spf1 ip4:54.240.37.230/31 ip4:76.223.142.180/28 ip4:76.223.142.192/31 ip4:23.249.223.4/30 ip4:76.223.146.27/32 ip4:76.223.146.28/30 ip4:76.223.146.32/28 -all Copied

Terms

ip4:
54.240.37.230 / 31
pass if the sender's IP is between
54.240.37.230 and 54.240.37.231 (inclusive).
Amazon.com
AS14618
or else
ip4:
76.223.142.180 / 28
pass if the sender's IP is between
76.223.142.176 and 76.223.142.191 (inclusive).
Amazon.com
AS14618
or else
ip4:
76.223.142.192 / 31
pass if the sender's IP is between
76.223.142.192 and 76.223.142.193 (inclusive).
Amazon.com
AS14618
or else
ip4:
23.249.223.4 / 30
pass if the sender's IP is between
23.249.223.4 and 23.249.223.7 (inclusive).
Amazon.com
AS16509
or else
ip4:
76.223.146.27 / 32
pass if the sender's IP is between
76.223.146.27 and 76.223.146.27 (inclusive).
Amazon.com
AS16509
or else
ip4:
76.223.146.28 / 30
pass if the sender's IP is between
76.223.146.28 and 76.223.146.31 (inclusive).
Amazon.com
AS16509
or else
ip4:
76.223.146.32 / 28
pass if the sender's IP is between
76.223.146.32 and 76.223.146.47 (inclusive).
Amazon.com
AS16509
or else
-all
fail the email's SPF check.

Included records

v=spf1 ip4:54.240.37.230/31 ip4:76.223.142.180/28 ip4:76.223.142.192/31 ip4:23.249.223.4/30 ip4:76.223.146.27 ip4:76.223.146.28/30 ip4:76.223.146.32/28 -all

IP ranges

Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS14618
Amazon.com
AS16509
Amazon.com
AS16509
Amazon.com
AS16509
Amazon.com
AS16509