Performing a basic port scan (nmap -F instantrp.com)
Nmap scan report for instantrp.com (15.204.197.183)
Host is up (0.068s latency).
rDNS record for 15.204.197.183: host41.instantsecure.net
Not shown: 87 closed tcp ports (reset)
PORT STATE SERVICE
22/tcp open ssh
25/tcp open smtp
53/tcp open domain
80/tcp open http
110/tcp open pop3
111/tcp open rpcbind
143/tcp open imap
443/tcp open https
465/tcp open smtps
587/tcp open submission
993/tcp open imaps
995/tcp open pop3s
3306/tcp open mysql
Nmap done: 1 IP address (1 host up) scanned in 0.75 seconds