Robtex

Up: 80.64.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 80.64.22.0/24
Down right: 80.64.23.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.64.22.1	A+PTR	tagilmed.ru
80.64.22.1	A	ns.tagmed.ru
80.64.22.1	A	ns.tagilmed.ru
80.64.22.248	A	www.tesnt.ru
80.64.22.249	A	xn--80aajajbild0awhh0argl4q.xn--p1ai
80.64.22.253	A+PTR	server.tesnt.ru
80.64.22.253	A	server.xn--80aajajbild0awhh0argl4q.xn--p1ai