shell:$ nslookup -timeout=2 -retry=1 'www.cbi.ir'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	www.cbi.ir
Address: 217.218.78.26
Name:	www.cbi.ir
Address: 2a04:2680:17:8000::26