Robtex

Up: 49.151.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 49.151.160.0/20
Down right: 49.151.176.0/20

IP	Type	Hostname
49.151.161.136	PTR	dsl.49.151.161.136.pldt.net
49.151.162.195	PTR	dsl.49.151.162.195.pldt.net
49.151.163.8	PTR	dsl.49.151.163.8.pldt.net
49.151.164.227	PTR	dsl.49.151.164.227.pldt.net
49.151.166.221	PTR	dsl.49.151.166.221.pldt.net
49.151.168.162	PTR	dsl.49.151.168.162.pldt.net
49.151.168.162	A	roshade.com
49.151.172.231	PTR	dsl.49.151.172.231.pldt.net
49.151.173.24	PTR	dsl.49.151.173.24.pldt.net
49.151.176.76	PTR	dsl.49.151.176.76.pldt.net
49.151.176.76	A	ronaldobartolome.com
49.151.178.32	PTR	dsl.49.151.178.32.pldt.net
49.151.178.206	PTR	dsl.49.151.178.206.pldt.net
49.151.179.243	PTR	dsl.49.151.179.243.pldt.net
49.151.182.135	PTR	dsl.49.151.182.135.pldt.net
49.151.187.33	PTR	dsl.49.151.187.33.pldt.net
49.151.187.34	PTR	dsl.49.151.187.34.pldt.net
49.151.187.128	PTR	dsl.49.151.187.128.pldt.net
49.151.187.161	PTR	dsl.49.151.187.161.pldt.net
49.151.187.195	PTR	dsl.49.151.187.195.pldt.net
49.151.187.227	PTR	dsl.49.151.187.227.pldt.net
49.151.190.30	PTR	dsl.49.151.190.30.pldt.net
49.151.191.69	PTR	dsl.49.151.191.69.pldt.net