Robtex

Up: 50.4.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 50.4.148.0/23
Down right: 50.4.150.0/23

IP	Type	Hostname
50.4.149.134	A+PTR	d4-50-134-149.col.wideopenwest.com
50.4.149.134	A	debntom.com
50.4.150.51	A+PTR	d4-50-51-150.col.wideopenwest.com
50.4.150.51	A	pravacare.net
50.4.150.155	A+PTR	d4-50-155-150.col.wideopenwest.com
50.4.150.180	A+PTR	d4-50-180-150.col.wideopenwest.com
50.4.150.180	A	bradmetzger.com
50.4.151.224	A	d4-50-224-151.col.wideopenwest.com