Robtex

Up: 177.105.238.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 177.105.239.0/25
Down right: 177.105.239.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
177.105.239.1	A+PTR	ns02.noroestenet.com.br
177.105.239.1	A	www.noroestenet.com.br
177.105.239.1	A	ns02.joaopinheiro.mg.gov.br
177.105.239.6	A+PTR	bc.noroestenet.com.br
177.105.239.6	PTR	ns01.noroestenet.com.br
177.105.239.10	A+PTR	proxy.noroestenet.com.br