shell:$ nslookup -timeout=2 -retry=1 'sky.ch'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	sky.ch
Address: 23.61.40.235
Name:	sky.ch
Address: 2600:1405:d400:28b::1c3f
Name:	sky.ch
Address: 2600:1405:d400:286::1c3f