Robtex

Up: 143.47.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 143.47.128.0/21
Down right: 143.47.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
143.47.140.16	A+PTR	bigip-manage-thurrock-gov.oracle.com
143.47.140.17	A+PTR	bigip-group2-atradius.oracle.com
143.47.140.17	A	atradius.sk
143.47.140.17	A	atradius.pl
143.47.140.47	A	bigip-group-atradius.oracle.com
143.47.140.47	A	atradius.sg
143.47.140.47	A	atradius.com.tr
143.47.143.6	A+PTR	llg-q1-z1-vpn-ns550-wan-ha.oracle.com