Nmap scan report for wpc8.bialnet.pl (91.239.154.8)
Host is up (0.11s latency).
Not shown: 97 filtered tcp ports (no-response)
PORT    STATE  SERVICE
25/tcp  closed smtp
110/tcp closed pop3
111/tcp closed rpcbind

Nmap done: 1 IP address (1 host up) scanned in 54.14 seconds