shell:$ nslookup -timeout=2 -retry=1 'proxy.datafree.ng'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
proxy.datafree.ng	canonical name = optimizer.bi.nu.
optimizer.bi.nu	canonical name = dfree-66.datafree4.co.
dfree-66.datafree4.co	canonical name = dfree-ct-1-failover-test.datafree4.co.
dfree-ct-1-failover-test.datafree4.co	canonical name = dfree-ct-1.datafree4.co.
Name:	dfree-ct-1.datafree4.co
Address: 13.244.165.24