Robtex

Up: 109.51.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 109.51.224.0/20
Down right: 109.51.240.0/20

IP	Type	Hostname
109.51.224.1	A	a109-51-224-1.cpe.netcabo.pt
109.51.226.1	A	a109-51-226-1.cpe.netcabo.pt
109.51.229.51	A	remote.drsis.pt
109.51.239.213	A	a109-51-239-213.cpe.netcabo.pt
109.51.242.103	A	ptbasso.com
109.51.243.98	PTR	a109-51-243-98.cpe.netcabo.pt
109.51.243.98	A	bs.bomsucesso.net
109.51.250.110	A	mail.twawki.org