Robtex

Up: 200.136.48.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 200.136.49.0/25
Down right: 200.136.49.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.136.49.4	A+PTR	bin.fuvest.br
200.136.49.10	A	apoioleitura.org.br
200.136.49.10	A	mail.vemprausp.org.br
200.136.49.10	A	acervo.fuvest.br
200.136.49.11	A+PTR	wap.fuvest.br
200.136.49.12	A+PTR	script.fuvest.br
200.136.49.13	A+PTR	fuv13.fuvest.br
200.136.49.14	A+PTR	mail.fuvest.br
200.136.49.15	A+PTR	mail.paramim.com.br
200.136.49.16	A+PTR	mail.apoioleitura.org.br