Nmap scan report for 229.100.205.178.in-addr.arpa (178.205.101.229)
Host is up (0.19s latency).
Not shown: 97 closed tcp ports (reset)
PORT     STATE    SERVICE
81/tcp   open     hosts2-ns
443/tcp  open     https
1723/tcp filtered pptp

Nmap done: 1 IP address (1 host up) scanned in 2.80 seconds