Nmap scan report for ngrok.com (50.18.8.146)
Host is up (0.0098s latency).
Other addresses for ngrok.com (not scanned): 2600:1f1c:d8:5f01::6e:3 2600:1f1c:d8:5f00::6e:2 2600:1f1c:d8:5f01::6e:1 2600:1f1c:d8:5f00::6e:4 2600:1f1c:d8:5f01::6e:5 2600:1f1c:d8:5f00::6e:0 13.56.217.111 54.193.184.75 184.72.44.51 52.8.87.87 54.183.107.205
rDNS record for 50.18.8.146: ec2-50-18-8-146.us-west-1.compute.amazonaws.com
Not shown: 96 filtered tcp ports (no-response)
PORT      STATE  SERVICE
22/tcp    closed ssh
80/tcp    open   http
443/tcp   open   https
10000/tcp closed snet-sensor-mgmt

Nmap done: 1 IP address (1 host up) scanned in 1.83 seconds