Robtex

Up: 192.135.198.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.135.198.0/25
Down right: 192.135.198.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.135.198.39	PTR	pseudonym.echo.com
192.135.198.111	PTR	eeph.com
192.135.198.111	A	marcandmarguerite.net
192.135.198.111	A	queue.com
192.135.198.118	PTR	www.audium.org
192.135.198.155	A+PTR	mail.eeph.com
192.135.198.155	A	mail.matthew.at
192.135.198.222	PTR	admin.tycho.net
192.135.198.240	PTR	srm.com