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

Non-authoritative answer:
www.fanaptelecom.ir	canonical name = fanaptelecom.ir.
Name:	fanaptelecom.ir
Address: 89.235.68.18
Name:	fanaptelecom.ir
Address: ::1