shell:$ nslookup -timeout=2 -retry=1 'assets.opensignal.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	assets.opensignal.com
Address: 3.171.76.46
Name:	assets.opensignal.com
Address: 3.171.76.77
Name:	assets.opensignal.com
Address: 3.171.76.2
Name:	assets.opensignal.com
Address: 3.171.76.106