Robtex

Up: 68.69.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 68.69.64.0/20
Down right: 68.69.80.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.69.64.0	PTR	68-69-64-0.gwtc.net
68.69.74.202	A	local.tsukinomoto.net
68.69.74.202	A	sakurahime.duckdns.org
68.69.74.202	A	sakurahi.me
68.69.76.87	A	host145.dyrectmedia.net
68.69.76.87	A	host156.dyrectmedia.net
68.69.76.87	A	host149.dyrectmedia.net
68.69.77.27	A	universalrapcity.dyndns.tv
68.69.78.105	A	gkfinishing.com
68.69.79.99	PTR	68-69-79-99.pppoe.wnnr.pub.gwtc.net
68.69.80.4	PTR	68-69-80-4.pppoe.wnnr.pub.gwtc.net
68.69.80.4	A	junithome.com
68.69.83.4	PTR	68-69-83-4.pppoe.htsp.pub.gwtc.net
68.69.85.35	PTR	68-69-85-35.gwtc.net
68.69.88.33	PTR	68-69-88-33.gwtc.net
68.69.88.64	PTR	68-69-88-64.gwtc.net
68.69.88.96	PTR	68-69-88-96.gwtc.net
68.69.88.97	PTR	68-69-88-97.gwtc.net
68.69.88.99	PTR	68-69-88-99.pppoe.htsp.pub.gwtc.net
68.69.88.129	PTR	68-69-88-129.gwtc.net
68.69.88.131	PTR	68-69-88-131.gwtc.net
68.69.88.160	PTR	68-69-88-160.gwtc.net
68.69.88.225	PTR	68-69-88-225.gwtc.net
68.69.88.227	PTR	68-69-88-227.gwtc.net
68.69.90.2	PTR	68-69-90-2.gwtc.net
68.69.90.3	PTR	68-69-90-3.gwtc.net
68.69.90.65	PTR	68-69-90-65.gwtc.net
68.69.90.96	PTR	68-69-90-96.gwtc.net
68.69.90.98	PTR	68-69-90-98.gwtc.net
68.69.90.160	PTR	68-69-90-160.gwtc.net
68.69.90.192	PTR	68-69-90-192.gwtc.net
68.69.93.64	PTR	68-69-93-64.gwtc.net
68.69.93.65	PTR	68-69-93-65.gwtc.net
68.69.93.66	PTR	68-69-93-66.gwtc.net
68.69.93.67	PTR	68-69-93-67.gwtc.net
68.69.93.176	A	mail.plantingcows.com
68.69.93.176	A	zochert.com
68.69.94.65	PTR	68-69-94-65.gwtc.net
68.69.94.67	PTR	68-69-94-67.gwtc.net
68.69.94.97	PTR	68-69-94-97.gwtc.net
68.69.94.163	PTR	68-69-94-163.gwtc.net
68.69.94.195	PTR	68-69-94-195.gwtc.net
68.69.95.62	A	sakura.fortiddns.com
68.69.95.65	PTR	68-69-95-65.gwtc.net
68.69.95.225	PTR	68-69-95-225.gwtc.net