Robtex

Up: 68.142.68.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 68.142.68.0/25
Down right: 68.142.68.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
68.142.68.1	A+PTR	https-68-142-68-1.any.llnw.net
68.142.68.1	A	llnw-dd.lldns.net
68.142.68.1	A	llnw.com
68.142.68.4	A+PTR	https-68-142-68-4.any.llnw.net
68.142.68.4	A	drp-dd.lldns.net
68.142.68.4	A	www.7up.com
68.142.68.5	A+PTR	https-68-142-68-5.any.llnw.net
68.142.68.5	A	avagotech-dd.lldns.net
68.142.68.6	A+PTR	https-68-142-68-6.any.llnw.net
68.142.68.6	A	brocade.cust.lldns.net
68.142.68.6	A	www.brocade.com
68.142.68.11	PTR	https-68-142-68-11.any.llnw.net
68.142.68.11	A	avis.lu
68.142.68.11	A	avis.dk
68.142.68.14	A+PTR	https-68-142-68-14.any.llnw.net
68.142.68.14	A	cedexis-hidden.s.llnwi.net
68.142.68.14	A	cedexis-dd.lldns.net
68.142.68.16	A+PTR	https-68-142-68-16.any.llnw.net
68.142.68.16	A	ns1.directus.com
68.142.68.16	A	ns2.hci.net
68.142.68.17	A+PTR	https-68-142-68-17.any.llnw.net
68.142.68.17	A	zeus.webitdirect.com
68.142.68.17	A	ns6.hci.net
68.142.68.18	A+PTR	https-68-142-68-18.any.llnw.net
68.142.68.18	A	www.japanpost.jp
68.142.68.18	A	jp-message.japanpost.jp
68.142.68.20	A+PTR	https-68-142-68-20.any.llnw.net
68.142.68.20	A	amcn-dd.lldns.net
68.142.68.21	A+PTR	https-68-142-68-21.any.llnw.net
68.142.68.21	A	bbca-dd.lldns.net
68.142.68.22	A+PTR	https-68-142-68-22.any.llnw.net
68.142.68.22	A	media.wetv.com
68.142.68.22	A	wetv-dd.lldns.net
68.142.68.23	A+PTR	https-68-142-68-23.any.llnw.net
68.142.68.23	A	www.ifc.com
68.142.68.23	A	ifc-dd.lldns.net
68.142.68.24	A+PTR	https-68-142-68-24.any.llnw.net
68.142.68.24	A	www.sundance.tv
68.142.68.24	A	sundance-dd.lldns.net
68.142.68.25	PTR	https-68-142-68-25.any.llnw.net
68.142.68.25	A	avis.lu
68.142.68.25	A	avis.dk
68.142.68.26	A+PTR	https-68-142-68-26.any.llnw.net
68.142.68.26	A	broadcom-dd.lldns.net
68.142.68.27	A+PTR	https-68-142-68-27.any.llnw.net
68.142.68.27	A	cebupacair-dd.lldns.net
68.142.68.27	A	cebupacificair.com
68.142.68.28	A+PTR	https-68-142-68-28.any.llnw.net
68.142.68.28	A	kaspercdn-dd.lldns.net
68.142.68.29	A+PTR	https-68-142-68-29.any.llnw.net
68.142.68.29	A	btgrpsec-dd.lldns.net
68.142.68.34	PTR	ip-68-142-68-34.networks.broadplex.net
68.142.68.34	A	priedu-dd.lldns.net
68.142.68.39	A+PTR	https-68-142-68-39.any.llnw.net
68.142.68.39	A	shutterfly-dd.lldns.net
68.142.68.40	A+PTR	https-68-142-68-40.any.llnw.net
68.142.68.40	A	marvel-dd.lldns.net
68.142.68.41	PTR	ip-68-142-68-41.networks.broadplex.net
68.142.68.41	A	marveldai1-dd.lldns.net
68.142.68.43	A	po.virginiacarolinarefractory.com
68.142.68.45	PTR	ip-68-142-68-45.networks.broadplex.net
68.142.68.45	A	manstg2.com
68.142.68.45	A	hapstg2.com
68.142.68.49	A+PTR	https-68-142-68-49.any.llnw.net
68.142.68.56	A+PTR	https-68-142-68-56.any.llnw.net
68.142.68.56	A	www.proxsee.com
68.142.68.72	PTR	ip-68-142-68-72.networks.broadplex.net
68.142.68.91	A+PTR	https-68-142-68-91.any.llnw.net
68.142.68.149	A+PTR	https-68-142-68-149.any.llnw.net
68.142.68.166	PTR	https-68-142-68-166.any.llnw.net
68.142.68.166	A	hs.hickorysprings.com