shell:$ nslookup -timeout=2 -retry=1 'ai4k.cc'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	ai4k.cc
Address: 172.67.172.64
Name:	ai4k.cc
Address: 104.21.96.34
Name:	ai4k.cc
Address: 2606:4700:3030::6815:6022
Name:	ai4k.cc
Address: 2606:4700:3031::ac43:ac40