Robtex

Up: 45.225.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 45.225.148.0/23
Down right: 45.225.150.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.225.148.34	PTR	34-148-225-45.netgame.net.br
45.225.148.34	A	ns1.netgame.net.br
45.225.148.36	A+PTR	ns3.netgame.net.br
45.225.148.36	A	net.netgame.net.br
45.225.148.36	A	pop.netgame.net.br
45.225.148.37	PTR	ns4.netgame.net.br