Robtex

Up: 191.243.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 191.243.12.0/23
Down right: 191.243.14.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
191.243.12.34	A+PTR	191.243.12.34.velbras.com.br
191.243.12.34	A	carretas2000.com.br
191.243.12.34	A	objetivopotirendaba.com.br
191.243.12.35	A	medidores.velbras.com.br
191.243.12.37	PTR	web1.velbras.com.br
191.243.12.37	A	carretas2000.com.br
191.243.12.37	A	www.velbras.com.br
191.243.12.38	PTR	web2.velbras.com.br
191.243.12.90	A+PTR	191.243.12.90.velbras.com.br