Robtex

Up: 64.19.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.19.240.0/21
Down right: 64.19.248.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.19.240.1	A+PTR	cprk-inet-vrf-gw.caprock.net
64.19.240.5	A	l3-cprk-inet-gw.caprock.net
64.19.240.6	A	64-19-240-6.caprock.net
64.19.240.7	A	64-19-240-7.caprock.net
64.19.240.23	A	phoneavessel.com
64.19.240.39	A+PTR	host39.caprock.com
64.19.240.42	A	shipdial.com
64.19.240.42	A	shipphone.com
64.19.241.5	A	241.caprock.net
64.19.246.5	A+PTR	246.caprock.net
64.19.248.5	A+PTR	248.caprock.net
64.19.249.5	A+PTR	249.caprock.net
64.19.250.145	PTR	64-19-250-145.caprock.net
64.19.250.147	PTR	64-19-250-147.caprock.net
64.19.252.5	A	252.caprock.net
64.19.254.5	A+PTR	254.caprock.net
64.19.255.213	A	mag.harriscaprock.net
64.19.255.225	A+PTR	livestream.caprock.com
64.19.255.225	PTR	cprk-host-64-19-255-225.caprock.us
64.19.255.225	A	assettrax.harris.com
64.19.255.227	PTR	caprock.asia
64.19.255.227	PTR	caprockcommunications.asia
64.19.255.227	PTR	caprockcommunications.biz
64.19.255.241	A+PTR	mycaprock.com
64.19.255.241	A+PTR	portal.caprock.com
64.19.255.241	A+PTR	www.mycaprock.com
64.19.255.243	PTR	survey.mycaprock.com
64.19.255.243	A+PTR	www.harriscaprock.net