shell:$ nslookup -timeout=2 -retry=1 'explorer.kontos.io'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	explorer.kontos.io
Address: 172.66.40.103
Name:	explorer.kontos.io
Address: 172.66.43.153
Name:	explorer.kontos.io
Address: 2606:4700:3108::ac42:2867
Name:	explorer.kontos.io
Address: 2606:4700:3108::ac42:2b99