shell:$ nslookup -timeout=2 -retry=1 'internetgratisvivo.portalth.com.br'
Server:		75.98.161.224
Address:	75.98.161.224#53

Non-authoritative answer:
Name:	internetgratisvivo.portalth.com.br
Address: 172.67.164.208
Name:	internetgratisvivo.portalth.com.br
Address: 104.21.10.237
Name:	internetgratisvivo.portalth.com.br
Address: 2606:4700:3037::6815:aed
Name:	internetgratisvivo.portalth.com.br
Address: 2606:4700:3035::ac43:a4d0