Robtex

Up: 216.38.66.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.38.67.0/25
Down right: 216.38.67.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.38.67.1	A+PTR	as1.tier1net.net
216.38.67.17	A+PTR	stw-relay.tier1net.net
216.38.67.17	A	sullivantire.com
216.38.67.17	A	www.sullivantire.com
216.38.67.33	A	dbprod01.genuineinteractive.com
216.38.67.34	PTR	mmw.tier1net.net
216.38.67.34	PTR	mmw-relay.tier1net.net
216.38.67.34	A	massmutualbrokerage.com
216.38.67.65	PTR	www.americanmusicco.com
216.38.67.81	PTR	www.mybobs.com
216.38.67.83	PTR	mail.centurycap.com
216.38.67.84	A+PTR	store.hiasys.com
216.38.67.193	A+PTR	aw1.tier1net.net
216.38.67.193	A	giftofhearingfoundation.org
216.38.67.193	A	disbeducation.com
216.38.67.196	A	mmlifeacademy.com
216.38.67.202	A	mmbusinessstages.com
216.38.67.210	A	smtp.tier1net.net