shell:$ nslookup -timeout=2 -retry=1 'ngrok.app'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ngrok.app
Address: 13.236.113.168
Name:	ngrok.app
Address: 15.134.103.31
Name:	ngrok.app
Address: 3.105.196.88
Name:	ngrok.app
Address: 3.106.99.198
Name:	ngrok.app
Address: 3.104.213.109
Name:	ngrok.app
Address: 2600:1f16:d83:1202:8d8:216:64a:a1d8
Name:	ngrok.app
Address: 2600:1f16:d83:1200:9ed1:9b6a:5ae5:e059
Name:	ngrok.app
Address: 2600:1f16:d83:1202:4d67:de30:e690:1383
Name:	ngrok.app
Address: 2600:1f16:d83:1201:7d6f:47c2:46f2:5763
Name:	ngrok.app
Address: 2600:1f16:d83:1201:bd22:eba7:29c1:ca56
Name:	ngrok.app
Address: 2600:1f16:d83:1200:fd56:9ecd:28b9:cdce