Robtex

Up: 216.138.76.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 216.138.78.0/24
Down right: 216.138.79.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.138.78.3	PTR	unsi-216-138-78-3.unsi.net
216.138.78.28	PTR	unsi-216-138-78-28.unsi.net
216.138.78.40	PTR	unsi-216-138-78-40.unsi.net
216.138.78.71	PTR	unsi-216-138-78-71.unsi.net
216.138.78.109	PTR	unsi-216-138-78-109.unsi.net
216.138.78.117	PTR	unsi-216-138-78-117.unsi.net
216.138.78.119	PTR	unsi-216-138-78-119.unsi.net
216.138.78.140	PTR	unsi-216-138-78-140.unsi.net
216.138.78.235	PTR	unsi-216-138-78-235.unsi.net
216.138.78.240	PTR	unsi-216-138-78-240.unsi.net
216.138.79.33	A	hhmerchantusa.com
216.138.79.33	A	mypcaccessories.com
216.138.79.33	A	centuryartdfw.com
216.138.79.36	PTR	unsi-216-138-79-36.unsi.net
216.138.79.36	A	dns2.multix.com
216.138.79.40	PTR	mail.multix.com
216.138.79.40	A	multix.com
216.138.79.42	PTR	unsi-216-138-79-42.unsi.net
216.138.79.42	A	multix.com
216.138.79.46	PTR	unsi-216-138-79-46.unsi.net
216.138.79.46	A	dining123.com
216.138.79.46	A	www.dining123.com
216.138.79.73	PTR	unsi-216-138-79-73.unsi.net
216.138.79.73	A	www.ricepotexpress.com
216.138.79.73	A	ricepotexpress.com
216.138.79.76	PTR	unsi-216-138-79-76.unsi.net
216.138.79.76	A	pcallcovered.com
216.138.79.76	A	lifelinehsi.com
216.138.79.78	PTR	unsi-216-138-79-78.unsi.net
216.138.79.78	A	royal-panda.com
216.138.79.78	A	goldenbowlcafe.com
216.138.79.85	PTR	unsi-216-138-79-85.unsi.net
216.138.79.85	A	actionstar.com
216.138.79.85	A	source1tech.com
216.138.79.226	PTR	unsi-216-138-79-226.unsi.net
216.138.79.226	A	dns3.multix.com