Robtex

Up: 198.32.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 198.32.0.0/22
Down right: 198.32.4.0/22

IP	Type	Hostname
198.32.1.37	A	hs3.handle.net
198.32.1.73	A	hs7.handle.net
198.32.2.10	PTR	dot.rs.net
198.32.2.11	PTR	dash.ep.net
198.32.2.11	PTR	www.ep.net
198.32.2.66	A	z.rs.net
198.32.2.100	A	lazy.karoshi.com
198.32.4.13	PTR	flag.rs.net
198.32.4.13	A	flag.pfrc.us
198.32.4.24	A+PTR	rwhois.ip4.int
198.32.4.67	PTR	flag-p.ep.net
198.32.4.93	PTR	aroma.karoshi.com
198.32.4.200	A+PTR	work.karoshi.com
198.32.6.5	A	shuffle.karoshi.com
198.32.6.6	PTR	h01-11b.ep.net
198.32.6.11	PTR	shim.rs.net
198.32.6.31	PTR	weblet.rs.net
198.32.6.68	A+PTR	vacation.karoshi.com
198.32.6.68	A	ujpu358.700niu.com
198.32.6.68	A	karoshi.com
198.32.6.136	PTR	fat-sparrow.ep.net
198.32.6.155	A+PTR	esward.karoshi.com
198.32.7.65	PTR	e2-25.sc0.partan.com