shell:$ nslookup -timeout=2 -retry=1 'http-fast-de-speedtest.xqfactor.ir'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	http-fast-de-speedtest.xqfactor.ir
Address: 104.21.82.190
Name:	http-fast-de-speedtest.xqfactor.ir
Address: 172.67.162.92
Name:	http-fast-de-speedtest.xqfactor.ir
Address: 2606:4700:3036::ac43:a25c
Name:	http-fast-de-speedtest.xqfactor.ir
Address: 2606:4700:3031::6815:52be