shell:$ nslookup -timeout=2 -retry=1 'gateway.icloud.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
gateway.icloud.com	canonical name = gateway.fe2.apple-dns.net.
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.64
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.60
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.52
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.76
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.12
Name:	gateway.fe2.apple-dns.net
Address: 17.248.199.44
Name:	gateway.fe2.apple-dns.net
Address: 2620:149:a41:280::1c
Name:	gateway.fe2.apple-dns.net
Address: 2620:149:a41:280::34
Name:	gateway.fe2.apple-dns.net
Address: 2620:149:a41:280::c
Name:	gateway.fe2.apple-dns.net
Address: 2620:149:a41:280::2:3
Name:	gateway.fe2.apple-dns.net
Address: 2620:149:a41:280::24