shell:$ nslookup -timeout=2 -retry=1 'www.fundaciontelefonica.com'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
www.fundaciontelefonica.com	canonical name = proxy.fundaciontelefonica.com.cdn.cloudflare.net.
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 141.101.90.96
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 141.101.90.97
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 141.101.90.98
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 141.101.90.99
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 2a06:98c1:3200::90:2
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 2a06:98c1:3200::90:1
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 2a06:98c1:3200::90:3
Name:	proxy.fundaciontelefonica.com.cdn.cloudflare.net
Address: 2a06:98c1:3200::90:0