Robtex

Up: 89.223.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 89.223.60.0/23
Down right: 89.223.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.223.60.1	PTR	lgw1.nevalink.net
89.223.61.168	A+PTR	mx1.itformat.spb.ru
89.223.61.168	A	ns1.itformat.spb.ru
89.223.61.168	A	ns3.dan.spb.ru
89.223.61.202	A	laroshe.ru
89.223.62.25	PTR	gate.spb-projekt.ru
89.223.62.76	A	javaw.ru
89.223.62.212	A	exchange.kramarev.org
89.223.62.212	A	kramarev.org
89.223.62.232	A	sip2tel.net
89.223.63.36	A+PTR	mail.littoral.ru
89.223.63.36	A	littoral.ru
89.223.63.36	A	ns.littoral.ru
89.223.63.62	A	mail2.rsti.ru
89.223.63.69	A	mail.nordfurs.ru
89.223.63.134	A	dp71.spb.ru
89.223.63.213	A	www.botans.org
89.223.63.213	A	mail.delfin.aero
89.223.63.213	A	ns2.botans.org