Nmap scan report for edge-star-shv-01-vie1.facebook.com (31.13.84.8)
Host is up (0.16s latency).
Not shown: 98 filtered tcp ports (no-response)
PORT    STATE SERVICE
80/tcp  open  http
443/tcp open  https

Nmap done: 1 IP address (1 host up) scanned in 4.60 seconds