Robtex

Up: 200.137.162.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 200.137.163.0/25
Down right: 200.137.163.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
200.137.163.1	A	dns1.ufpi.edu.br
200.137.163.2	A	dns2.ufpi.edu.br
200.137.163.6	A	dns1.uapi.edu.br
200.137.163.7	A	dns2.uapi.edu.br
200.137.163.14	A	www.uapi.edu.br
200.137.163.15	A+PTR	cead.ufpi.br
200.137.163.15	A+PTR	www.cead.ufpi.br
200.137.163.15	A	www.uapi.edu.br
200.137.163.20	A	mail.uapi.edu.br