shell:$ nslookup -timeout=2 -retry=1 'www.swi-prolog.org'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
www.swi-prolog.org	canonical name = dualstack.osff2.map.fastly.net.
Name:	dualstack.osff2.map.fastly.net
Address: 151.101.2.217
Name:	dualstack.osff2.map.fastly.net
Address: 151.101.66.217
Name:	dualstack.osff2.map.fastly.net
Address: 151.101.130.217
Name:	dualstack.osff2.map.fastly.net
Address: 151.101.194.217
Name:	dualstack.osff2.map.fastly.net
Address: 2a04:4e42:600::729
Name:	dualstack.osff2.map.fastly.net
Address: 2a04:4e42:200::729
Name:	dualstack.osff2.map.fastly.net
Address: 2a04:4e42:400::729
Name:	dualstack.osff2.map.fastly.net
Address: 2a04:4e42::729