Robtex

Up: 50.4.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 50.4.160.0/21
Down right: 50.4.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
50.4.160.35	PTR	d4-50-35-160.col.wideopenwest.com
50.4.160.170	A+PTR	d4-50-170-160.col.wideopenwest.com
50.4.160.238	A+PTR	d4-50-238-160.col.wideopenwest.com
50.4.161.55	A+PTR	d4-50-55-161.col.wideopenwest.com
50.4.162.18	A+PTR	d4-50-18-162.col.wideopenwest.com
50.4.162.231	A+PTR	d4-50-231-162.col.wideopenwest.com
50.4.163.240	A	d4-50-240-163.col.wideopenwest.com
50.4.164.33	A+PTR	d4-50-33-164.col.wideopenwest.com
50.4.164.33	A	modernwillsandtrusts.com
50.4.164.135	A+PTR	d4-50-135-164.col.wideopenwest.com
50.4.164.135	A	jakeguttenplan.com
50.4.164.151	A+PTR	d4-50-151-164.col.wideopenwest.com
50.4.165.37	A+PTR	d4-50-37-165.col.wideopenwest.com
50.4.165.85	A	mail.zubiaenterprises.com
50.4.165.85	A	zubiaenterprises.com
50.4.165.85	A	www.zubiaenterprises.com
50.4.166.14	A	d4-50-14-166.col.wideopenwest.com
50.4.167.17	A+PTR	d4-50-17-167.col.wideopenwest.com
50.4.167.182	PTR	d4-50-182-167.col.wideopenwest.com
50.4.168.82	PTR	d4-50-82-168.col.wideopenwest.com
50.4.170.75	A+PTR	d4-50-75-170.col.wideopenwest.com
50.4.170.75	A	dromanski.com
50.4.170.176	A+PTR	d4-50-176-170.col.wideopenwest.com
50.4.170.251	PTR	d4-50-251-170.col.wideopenwest.com
50.4.171.187	PTR	d4-50-187-171.col.wideopenwest.com
50.4.171.187	A	redmondlinux.com
50.4.172.56	A+PTR	d4-50-56-172.col.wideopenwest.com
50.4.172.142	A+PTR	d4-50-142-172.col.wideopenwest.com
50.4.172.233	A+PTR	d4-50-233-172.col.wideopenwest.com
50.4.173.62	A+PTR	d4-50-62-173.col.wideopenwest.com
50.4.173.62	A	geerlings.me
50.4.174.33	PTR	d4-50-33-174.col.wideopenwest.com