Robtex

Up: 71.13.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 71.13.232.0/22
Down right: 71.13.236.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
71.13.232.13	A+PTR	71-13-232-13.dhcp.aldl.mi.charter.com
71.13.232.119	A+PTR	71-13-232-119.dhcp.aldl.mi.charter.com
71.13.234.3	A	71-13-234-3.dhcp.aldl.mi.charter.com
71.13.234.50	A	71-13-234-50.dhcp.aldl.mi.charter.com
71.13.234.103	A	71-13-234-103.dhcp.aldl.mi.charter.com
71.13.234.142	A	71-13-234-142.dhcp.aldl.mi.charter.com
71.13.235.71	A+PTR	71-13-235-71.dhcp.aldl.mi.charter.com
71.13.236.83	A+PTR	71-13-236-83.dhcp.trcy.mi.charter.com
71.13.236.152	A+PTR	71-13-236-152.dhcp.trcy.mi.charter.com
71.13.237.66	A+PTR	71-13-237-66.dhcp.trcy.mi.charter.com
71.13.238.0	PTR	71-13-238-0.static.aldl.mi.charter.com
71.13.238.9	PTR	71-13-238-9.static.aldl.mi.charter.com
71.13.238.9	A	datapoints.net
71.13.238.9	A	silversmithinc.com
71.13.238.102	A	ns2.silversmithinc.com
71.13.238.102	A	ns1.silversmithinc.com
71.13.238.128	PTR	71-13-238-128.static.aldl.mi.charter.com
71.13.238.190	A	webcam01.boynemountain.com
71.13.238.208	A	71-13-238-208.static.aldl.mi.charter.com
71.13.238.210	A+PTR	71-13-238-210.static.aldl.mi.charter.com
71.13.238.228	A	cdn.boyne.com
71.13.238.229	A	boynehotel.ski
71.13.238.229	A	villagecentersuites.com
71.13.238.229	A	snoqualmie.ski
71.13.238.232	A+PTR	71-13-238-232.static.aldl.mi.charter.com
71.13.238.232	A	sundayriverparks.com
71.13.238.232	A	sundayriver.com
71.13.238.233	PTR	71-13-238-233.static.aldl.mi.charter.com
71.13.238.234	PTR	71-13-238-234.static.aldl.mi.charter.com
71.13.238.235	PTR	71-13-238-235.static.aldl.mi.charter.com
71.13.238.244	A	toughmountain.com
71.13.238.245	A	bayharborgolf.com
71.13.238.248	PTR	71-13-238-248.static.aldl.mi.charter.com
71.13.238.248	A	www.boyneresorts.com
71.13.238.248	A	boyneresorts.com
71.13.238.249	A	avalanchebay.com
71.13.238.249	A	www.avalanchebay.com
71.13.239.0	A+PTR	71-13-239-0.static.trcy.mi.charter.com
71.13.239.14	A	71-13-239-14.static.trcy.mi.charter.com
71.13.239.22	A	71-13-239-22.static.trcy.mi.charter.com
71.13.239.25	A+PTR	smtp.itrw.net
71.13.239.30	A	71-13-239-30.static.trcy.mi.charter.com
71.13.239.31	A	71-13-239-31.static.trcy.mi.charter.com
71.13.239.33	A+PTR	71-13-239-33.static.trcy.mi.charter.com
71.13.239.35	A+PTR	71-13-239-35.static.trcy.mi.charter.com
71.13.239.39	A	71-13-239-39.static.trcy.mi.charter.com
71.13.239.41	A+PTR	71-13-239-41.static.trcy.mi.charter.com
71.13.239.49	A+PTR	71-13-239-49.static.trcy.mi.charter.com
71.13.239.51	A+PTR	71-13-239-51.static.trcy.mi.charter.com
71.13.239.53	A	71-13-239-53.static.trcy.mi.charter.com
71.13.239.54	A	71-13-239-54.static.trcy.mi.charter.com
71.13.239.59	A+PTR	71-13-239-59.static.trcy.mi.charter.com
71.13.239.60	A	71-13-239-60.static.trcy.mi.charter.com
71.13.239.64	A+PTR	71-13-239-64.static.trcy.mi.charter.com
71.13.239.65	A+PTR	71-13-239-65.static.trcy.mi.charter.com
71.13.239.66	A+PTR	71-13-239-66.static.trcy.mi.charter.com
71.13.239.69	A	71-13-239-69.static.trcy.mi.charter.com
71.13.239.72	A+PTR	71-13-239-72.static.trcy.mi.charter.com
71.13.239.78	A	71-13-239-78.static.trcy.mi.charter.com
71.13.239.82	A+PTR	71-13-239-82.static.trcy.mi.charter.com
71.13.239.84	A	71-13-239-84.static.trcy.mi.charter.com
71.13.239.91	A+PTR	71-13-239-91.static.trcy.mi.charter.com
71.13.239.92	A	mail.polybags.com
71.13.239.104	A+PTR	71-13-239-104.static.trcy.mi.charter.com
71.13.239.106	A+PTR	71-13-239-106.static.trcy.mi.charter.com
71.13.239.114	A+PTR	71-13-239-114.static.trcy.mi.charter.com
71.13.239.115	A+PTR	71-13-239-115.static.trcy.mi.charter.com
71.13.239.116	A	71-13-239-116.static.trcy.mi.charter.com
71.13.239.121	A+PTR	71-13-239-121.static.trcy.mi.charter.com
71.13.239.123	A+PTR	71-13-239-123.static.trcy.mi.charter.com
71.13.239.128	A+PTR	71-13-239-128.static.trcy.mi.charter.com
71.13.239.130	A+PTR	71-13-239-130.static.trcy.mi.charter.com
71.13.239.135	A	71-13-239-135.static.trcy.mi.charter.com
71.13.239.141	A	71-13-239-141.static.trcy.mi.charter.com
71.13.239.142	A	71-13-239-142.static.trcy.mi.charter.com
71.13.239.144	A+PTR	71-13-239-144.static.trcy.mi.charter.com
71.13.239.145	A+PTR	71-13-239-145.static.trcy.mi.charter.com
71.13.239.148	A	resolutionsys.com
71.13.239.148	A	sc.itrw.net
71.13.239.152	A+PTR	71-13-239-152.static.trcy.mi.charter.com
71.13.239.153	A+PTR	71-13-239-153.static.trcy.mi.charter.com
71.13.239.154	A+PTR	71-13-239-154.static.trcy.mi.charter.com
71.13.239.160	A+PTR	71-13-239-160.static.trcy.mi.charter.com
71.13.239.163	A+PTR	71-13-239-163.static.trcy.mi.charter.com
71.13.239.165	A	71-13-239-165.static.trcy.mi.charter.com
71.13.239.179	A+PTR	71-13-239-179.static.trcy.mi.charter.com
71.13.239.185	A+PTR	71-13-239-185.static.trcy.mi.charter.com
71.13.239.198	A	71-13-239-198.static.trcy.mi.charter.com
71.13.239.201	A+PTR	71-13-239-201.static.trcy.mi.charter.com
71.13.239.208	A+PTR	71-13-239-208.static.trcy.mi.charter.com
71.13.239.211	A+PTR	71-13-239-211.static.trcy.mi.charter.com
71.13.239.214	A	71-13-239-214.static.trcy.mi.charter.com
71.13.239.222	A	71-13-239-222.static.trcy.mi.charter.com
71.13.239.229	A	71-13-239-229.static.trcy.mi.charter.com
71.13.239.232	A+PTR	71-13-239-232.static.trcy.mi.charter.com
71.13.239.237	A	71-13-239-237.static.trcy.mi.charter.com
71.13.239.243	A+PTR	71-13-239-243.static.trcy.mi.charter.com
71.13.239.246	A	71-13-239-246.static.trcy.mi.charter.com
71.13.239.250	A+PTR	71-13-239-250.static.trcy.mi.charter.com
71.13.239.250	A	lt.itrw.net
71.13.239.251	A+PTR	71-13-239-251.static.trcy.mi.charter.com
71.13.239.252	A	71-13-239-252.static.trcy.mi.charter.com