shell:$ nslookup -timeout=2 -retry=1 'messages.textfree.us'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	messages.textfree.us
Address: 18.238.25.60
Name:	messages.textfree.us
Address: 18.238.25.123
Name:	messages.textfree.us
Address: 18.238.25.15
Name:	messages.textfree.us
Address: 18.238.25.8