Robtex

Up: 198.144.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 198.144.136.0/22
Down right: 198.144.140.0/22

IP	Type	Hostname
198.144.140.4	PTR	198-144-140-4.dyn.megbb.net
198.144.140.6	A	hermes.tessaport.com
198.144.140.8	PTR	198-144-140-8.dyn.megbb.net
198.144.141.240	PTR	oki-198-144-141-240.jptransit.net
198.144.141.240	A	gibbon.wattzilla.com
198.144.141.240	A	wattzilla.com
198.144.142.10	A+PTR	oki-198-144-142-10.jptransit.net