shell:$ nslookup -timeout=2 -retry=1 'config.rcs.mnc860.mcc405.pub.3gppnetwork.org'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	config.rcs.mnc860.mcc405.pub.3gppnetwork.org
Address: 103.63.129.5