Nmap scan report for www.linkedin.com (172.64.146.215)
Host is up (0.0011s latency).
Other addresses for www.linkedin.com (not scanned): 2606:4700:4407::ac40:92d7 2a06:98c1:3102::6812:2929 104.18.41.41
Not shown: 96 filtered tcp ports (no-response)
PORT     STATE SERVICE
80/tcp   open  http
443/tcp  open  https
8080/tcp open  http-proxy
8443/tcp open  https-alt

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