shell:$ nslookup -timeout=2 -retry=1 'chat.chat18891889.workers.dev'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	chat.chat18891889.workers.dev
Address: 104.21.52.54
Name:	chat.chat18891889.workers.dev
Address: 172.67.195.216
Name:	chat.chat18891889.workers.dev
Address: 2606:4700:3031::ac43:c3d8
Name:	chat.chat18891889.workers.dev
Address: 2606:4700:3036::6815:3436