1 / 10
Lookups
0
Issues
8
IPv4 addresses
0
IPv6 addresses
Terms
mx:
six-group.com
pass
if the sender's IP address is in the A or AAAA record of this domain.
8 IPv4 addresses
or else
-all
fail
the email's SPF check.
Included records
v=spf1 mx:six-group.com -all