shell:$ nslookup -timeout=2 -retry=1 'arvan.ir'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
Name:	arvan.ir
Address: 185.143.234.200
Name:	arvan.ir
Address: 185.143.235.200
Name:	arvan.ir
Address: 185.143.232.200
Name:	arvan.ir
Address: 185.143.233.200