0 / 10
Lookups
0
Issues
1
IPv4 address
0
IPv6 addresses
Terms
ip4:
217.5.137.51 / 32
pass
if the sender's IP is between
217.5.137.51 and 217.5.137.51 (inclusive).
217.5.137.51 and 217.5.137.51 (inclusive).
Deutsche Telekom
AS3320
or else
-all
fail
the email's SPF check.
Included records
v=spf1 ip4:217.5.137.51 -all