Robtex

Up: 49.144.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 49.144.16.0/21
Down right: 49.144.24.0/21

IP	Type	Hostname
49.144.16.2	PTR	dsl.49.144.16.2.pldt.net
49.144.16.3	PTR	dsl.49.144.16.3.pldt.net
49.144.16.17	PTR	dsl.49.144.16.17.pldt.net
49.144.16.32	PTR	dsl.49.144.16.32.pldt.net
49.144.16.48	PTR	dsl.49.144.16.48.pldt.net
49.144.16.112	PTR	dsl.49.144.16.112.pldt.net
49.144.16.113	PTR	dsl.49.144.16.113.pldt.net
49.144.16.162	PTR	dsl.49.144.16.162.pldt.net
49.144.16.227	PTR	dsl.49.144.16.227.pldt.net
49.144.18.16	PTR	dsl.49.144.18.16.pldt.net
49.144.20.240	PTR	dsl.49.144.20.240.pldt.net
49.144.21.2	PTR	dsl.49.144.21.2.pldt.net
49.144.22.208	PTR	dsl.49.144.22.208.pldt.net
49.144.23.163	A	blog.knightlust.com
49.144.25.179	PTR	dsl.49.144.25.179.pldt.net
49.144.26.177	PTR	dsl.49.144.26.177.pldt.net
49.144.28.161	PTR	dsl.49.144.28.161.pldt.net
49.144.28.178	PTR	dsl.49.144.28.178.pldt.net
49.144.31.224	PTR	dsl.49.144.31.224.pldt.net