Robtex

Up: 45.65.144.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 45.65.144.0/25
Down right: 45.65.144.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
45.65.144.13	A+PTR	13-144-65-45.stampcyberlan.com.br
45.65.144.226	A+PTR	ns1.stampcyberlan.com.br
45.65.144.226	A	stampcyberlan.com.br
45.65.144.226	A	net.stampcyberlan.com.br
45.65.144.227	A+PTR	ns2.stampcyberlan.com.br