Robtex

Up: 81.28.210.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.28.211.0/25
Down right: 81.28.211.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.28.211.0	PTR	0.211.28.81.in-addr.arpa.berdsk.ru
81.28.211.58	A	bl2ui.stf.ru
81.28.211.78	PTR	www.gloryon.com
81.28.211.78	A	*.gloryon.com
81.28.211.78	A	gloryon.us
81.28.211.110	PTR	110.211.28.81.in-addr.arpa.berdsk.ru