Robtex

Up: 65.38.212.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 65.38.213.0/25
Down right: 65.38.213.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.38.213.26	A	mail.ptmpr.com
65.38.213.46	PTR	46-213-38-65-static.centennialpr.net
65.38.213.46	A	mail.guayacan.org
65.38.213.46	A	mx1.enterprizepr.com
65.38.213.106	PTR	106-213-38-65-static.centennialpr.net
65.38.213.110	PTR	110-213-38-65-static.centennialpr.net
65.38.213.150	A+PTR	mail.itcpr.com
65.38.213.150	A	itcpr.com
65.38.213.150	A	sopshopping.com