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

Non-authoritative answer:
Name:	ngrok.io
Address: 3.134.39.220
Name:	ngrok.io
Address: 3.17.7.232
Name:	ngrok.io
Address: 3.13.191.225
Name:	ngrok.io
Address: 3.22.30.40
Name:	ngrok.io
Address: 3.134.125.175
Name:	ngrok.io
Address: 3.14.182.203
Name:	ngrok.io
Address: 2600:1f16:d83:1202:586c:b39b:b5a4:d61f
Name:	ngrok.io
Address: 2600:1f16:d83:1200:a658:2829:a11c:52e8
Name:	ngrok.io
Address: 2600:1f16:d83:1201:6cd5:bf8e:1af8:c9da
Name:	ngrok.io
Address: 2600:1f16:d83:1200:19d9:6ba:5b9f:5b9
Name:	ngrok.io
Address: 2600:1f16:d83:1201:b91d:e4e5:6e14:df4
Name:	ngrok.io
Address: 2600:1f16:d83:1202:318e:b97e:3530:436a