PTR check tool

Form for reverse record IP address check

This tool is useful to perform DNS health check of your outgoing IP address of your SMTP server. Outgoing IP of the SMTP server whom connect to other SMTP service must have PTR record and A/AAAA record, that point to each other. Reverse PTR record is a process of resolving an IP address to its associated hostname. A/AAAA record is opposite process of resolving hostname to its associated IP address. Multiple IP or A/AAAA records are allowed.