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

Non-authoritative answer:
Name:	sepehr.irib.ir
Address: 87.107.99.135
Name:	sepehr.irib.ir
Address: 37.156.146.170
Name:	sepehr.irib.ir
Address: 87.107.99.26