Robtex

Up: 200.0.88.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 200.0.89.0/25
Down right: 200.0.89.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.0.89.18	PTR	websrv01.mtnw.com.br
200.0.89.18	A	metronetwork.com.br
200.0.89.18	A	www.metronetwork.com.br
200.0.89.23	A	dnssrv01.mtnw.com.br
200.0.89.24	A	dnssrv02.mtnw.com.br
200.0.89.25	A+PTR	mail.metronw.com.br