shell:$ nslookup -timeout=2 -retry=1 'casaa-concierge.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	casaa-concierge.com
Address: 88.223.87.58
Name:	casaa-concierge.com
Address: 147.79.79.81
Name:	casaa-concierge.com
Address: 2a02:4780:4a:73cd:85d3:18ae:939a:812a
Name:	casaa-concierge.com
Address: 2a02:4780:4b:7235:4421:10cb:f3ed:c1ae