Robtex

Up: 118.136.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 118.136.48.0/22
Down right: 118.136.52.0/22

IP	Type	Hostname
118.136.48.0	PTR	fm-dyn-118-136-48-0.fast.net.id
118.136.48.40	PTR	fm-dyn-118-136-48-40.fast.net.id
118.136.48.70	A	fm-ip-118.136.48.70.fast.net.id
118.136.49.24	PTR	fm-dyn-118-136-49-24.fast.net.id
118.136.49.194	PTR	fm-dyn-118-136-49-194.fast.net.id
118.136.50.0	PTR	fm-dyn-118-136-50-0.fast.net.id
118.136.50.170	PTR	fm-dyn-118-136-50-170.fast.net.id
118.136.51.0	PTR	fm-dyn-118-136-51-0.fast.net.id
118.136.51.170	PTR	fm-dyn-118-136-51-170.fast.net.id
118.136.51.247	A	fm-ip-118.136.51.247.fast.net.id
118.136.52.0	PTR	fm-dyn-118-136-52-0.fast.net.id
118.136.52.75	PTR	fm-dyn-118-136-52-75.fast.net.id
118.136.52.90	PTR	fm-dyn-118-136-52-90.fast.net.id
118.136.52.113	A	fm-ip-118.136.52.113.fast.net.id
118.136.53.0	PTR	fm-dyn-118-136-53-0.fast.net.id
118.136.53.49	PTR	fm-dyn-118-136-53-49.fast.net.id
118.136.53.100	A	fm-ip-118.136.53.100.fast.net.id
118.136.54.0	PTR	fm-dyn-118-136-54-0.fast.net.id
118.136.54.34	PTR	fm-dyn-118-136-54-34.fast.net.id
118.136.54.113	A	fm-ip-118.136.54.113.fast.net.id
118.136.55.0	PTR	fm-dyn-118-136-55-0.fast.net.id
118.136.55.57	A	fm-ip-118.136.55.57.fast.net.id
118.136.55.162	PTR	fm-dyn-118-136-55-162.fast.net.id