Robtex

Up: 88.82.84.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 88.82.84.0/25
Down right: 88.82.84.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
88.82.84.12	PTR	mail.ikar-kazan.ru
88.82.84.129	PTR	mx.torus-tele.com
88.82.84.129	PTR	gate.ntv21.ru
88.82.84.129	A	ntv21.ru
88.82.84.130	A	pbx.torusgroup.ru
88.82.84.138	PTR	torusgroup.ru
88.82.84.146	A+PTR	bit-kazan.ru
88.82.84.146	A	mail.bit-kazan.ru