Robtex

Up: 89.252.4.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 89.252.4.0/25
Down right: 89.252.4.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.252.4.7	PTR	89.252.4.7.freenet.com.ua
89.252.4.7	A	eureka.net.ua
89.252.4.7	A	www.eureka.net.ua
89.252.4.20	PTR	89.252.4.20.freenet.com.ua
89.252.4.20	A	lowpartners.net
89.252.4.20	A	eroinaop.net
89.252.4.145	PTR	89.252.4.145.freenet.com.ua
89.252.4.145	A	connect.kiev.ua
89.252.4.148	PTR	89.252.4.148.freenet.com.ua
89.252.4.222	PTR	89.252.4.222.freenet.com.ua