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

Non-authoritative answer:
Name:	app.getgrass.io
Address: 104.18.2.144
Name:	app.getgrass.io
Address: 104.18.3.144