To understand if it’s working, assume the DNS ( Domain Name System) is working. So, it makes it impossible for some usernames to resolve. The PSN resolver has a central database server with all the PSN usernames access, but the company doesn’t let others access this private information from the database. It works on the same principle as the DNS, where each domain runs on a specific IP address translated by the internet browser. PSN resolvers are the tools that convert the PSN and PlayStation player usernames to IP addresses and from IP addresses to usernames. Can You Look Someone Up by Their Gamertag?.Download PSN Resolver – PlayStation Resolver IP Puller.How to Pull IPs Using Free PSN Resolver.