Mail server pointer
Mail server pointer
Some older mail servers need resolve both ways
henry@development:~$ host 195.0.0.0
0.0.0.195.in-addr.arpa domain name pointer mail.example.com.
Mail server pointer
Some older mail servers need resolve both ways
henry@development:~$ host 195.0.0.0
0.0.0.195.in-addr.arpa domain name pointer mail.example.com.