Performing a basic port scan (nmap -F holypong.hatenablog.com)
Nmap scan report for holypong.hatenablog.com (54.199.90.60)
Host is up (0.10s latency).
Other addresses for holypong.hatenablog.com (not scanned): 35.75.255.9
rDNS record for 54.199.90.60: ec2-54-199-90-60.ap-northeast-1.compute.amazonaws.com
Not shown: 98 filtered ports
PORT STATE SERVICE
80/tcp open http
443/tcp open https
Nmap done: 1 IP address (1 host up) scanned in 3.52 seconds