shell:$ nslookup -timeout=2 -retry=1 'ym-in-f155.1e100.net'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	ym-in-f155.1e100.net
Address: 108.177.122.155
Name:	ym-in-f155.1e100.net
Address: 2607:f8b0:4002:c02::9b