shell:$ nslookup -timeout=2 -retry=1 'config.rcs.mnc002.mcc515.pub.3gppnetwork.org'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
Name:	config.rcs.mnc002.mcc515.pub.3gppnetwork.org
Address: 72.14.246.6