Performing a basic port scan (nmap -F chias-dent.jp)
Nmap scan report for chias-dent.jp (219.94.128.46)
Host is up (0.11s latency).
rDNS record for 219.94.128.46: www836.sakura.ne.jp
Not shown: 84 closed ports
PORT STATE SERVICE
21/tcp open ftp
22/tcp open ssh
23/tcp filtered telnet
25/tcp open smtp
79/tcp filtered finger
80/tcp open http
110/tcp open pop3
111/tcp filtered rpcbind
139/tcp filtered netbios-ssn
143/tcp open imap
443/tcp open https
445/tcp filtered microsoft-ds
465/tcp open smtps
587/tcp open submission
993/tcp open imaps
995/tcp open pop3s
Nmap done: 1 IP address (1 host up) scanned in 4.98 seconds