Robtex

Up: 189.76.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 189.76.72.0/22
Down right: 189.76.76.0/22

IP	Type	Hostname
189.76.78.10	PTR	189-76-78-10.compuer.com.br
189.76.78.10	A	junket.com.br
189.76.78.10	A	emgn.com.br
189.76.78.228	PTR	189-76-78-228.vtctelecom.com.br
189.76.79.24	PTR	189-76-79-24.vtctelecom.com.br
189.76.79.57	PTR	189-76-79-57.vtctelecom.com.br
189.76.79.66	PTR	189-76-79-66.vtctelecom.com.br
189.76.79.123	PTR	189-76-79-123.vtctelecom.com.br
189.76.79.184	PTR	189-76-79-184.vtctelecom.com.br
189.76.79.210	PTR	189-76-79-210.vtctelecom.com.br