2 / 10
Lookups
0
Issues
4
IPv4 addresses
4
IPv6 addresses
v=spf1 a:ant.isi.edu mx:ant.isi.edu ip4:128.9.28.9 ip6:2001:1878:401::8009:1c09 ~all
Copied
Terms
a:
ant.isi.edu
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
1 IPv6 address
or else
mx:
ant.isi.edu
pass
if the sender's IP address is in the A or AAAA record of this domain.
2 IPv4 addresses
2 IPv6 addresses
or else
ip4:
128.9.28.9 / 32
pass
if the sender's IP is between
128.9.28.9 and 128.9.28.9 (inclusive).
128.9.28.9 and 128.9.28.9 (inclusive).
University of Southern California
AS4
or else
ip6:
2001:1878:401::8009:1c09 / 128
pass
if the sender's IP is between
2001:1878:401::8009:1c09 and 2001:1878:401::8009:1c09 (inclusive).
2001:1878:401::8009:1c09 and 2001:1878:401::8009:1c09 (inclusive).
Los Nettos
AS226
or else
~all
soft fail
the email's SPF check.
Included records
v=spf1 a:ant.isi.edu mx:ant.isi.edu ip4:128.9.28.9 ip6:2001:1878:401::8009:1c09 ~all