Robtex

Up: 67.230.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 67.230.224.0/20
Down right: 67.230.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
67.230.224.0	PTR	67-230-224-0.gctel.stellarllc.net
67.230.224.255	PTR	67-230-224-255.gctel.stellarllc.net
67.230.225.0	PTR	67-230-225-0.gctel.stellarllc.net
67.230.225.191	PTR	67-230-225-191.gctel.stellarllc.net
67.230.225.219	PTR	67-230-225-219.gctel.stellarllc.net
67.230.226.0	PTR	67-230-226-0.gctel.stellarllc.net
67.230.226.35	PTR	67-230-226-35.gctel.stellarllc.net
67.230.226.64	PTR	67-230-226-64.gctel.stellarllc.net
67.230.226.128	PTR	67-230-226-128.gctel.stellarllc.net
67.230.226.162	PTR	67-230-226-162.gctel.stellarllc.net
67.230.226.192	PTR	67-230-226-192.gctel.stellarllc.net
67.230.226.194	PTR	67-230-226-194.gctel.stellarllc.net
67.230.226.195	PTR	67-230-226-195.gctel.stellarllc.net
67.230.226.224	PTR	67-230-226-224.gctel.stellarllc.net
67.230.242.218	PTR	67-230-242-218.farmerstel.stellarllc.net
67.230.243.193	PTR	67-230-243-193.farmerstel.stellarllc.net
67.230.244.5	PTR	67-230-244-5.fedtel.stellarllc.net
67.230.244.5	A	mail.munstermanaccounting.com
67.230.244.8	A+PTR	mail.horizonph.org
67.230.244.8	A	horizonph.org
67.230.244.8	A	horizonpublichealth.com
67.230.244.180	A	qhciequipplan.com
67.230.245.136	PTR	67-230-245-136.fedtel.stellarllc.net
67.230.245.139	PTR	67-230-245-139.fedtel.stellarllc.net
67.230.246.2	PTR	67-230-246-2.fedtel.stellarllc.net
67.230.251.2	PTR	67-230-251-2.fedtel.stellarllc.net
67.230.252.13	PTR	67-230-252-13.fedtel.stellarllc.net
67.230.252.13	A	www.fedteldirect.net
67.230.252.13	A	fedtel.net
67.230.255.0	PTR	67-230-255-0.fedtel.stellarllc.net
67.230.255.53	PTR	67-230-255-53.fedtel.stellarllc.net
67.230.255.255	PTR	67-230-255-255.fedtel.stellarllc.net