Nmap scan report for js.arcgis.com (18.154.132.88)
Host is up (0.00052s latency).
Other addresses for js.arcgis.com (not scanned): 18.154.132.46 18.154.132.100 18.154.132.89
rDNS record for 18.154.132.88: server-18-154-132-88.lax50.r.cloudfront.net
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 2.42 seconds