1 / 10
Lookups
0
Issues
1
IPv4 address
0
IPv6 addresses
Terms
pass
if the sender's IP address is in the A or AAAA record of this domain.
1 IPv4 address
or else
-all
fail
the email's SPF check.
Included records
v=spf1 a:smail-srv2.dts.de -all