Robtex

Up: 89.223.8.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 89.223.8.0/24
Down right: 89.223.9.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.223.8.226	PTR	ip-226.8.223.89.net.unnet.ru
89.223.9.70	PTR	ip-70.9.223.89.net.unnet.ru
89.223.9.70	A	ns.helpmeline.org
89.223.9.70	A	ns.trineva.ru
89.223.9.148	PTR	mail.arivist.com
89.223.9.255	PTR	ip-255.9.223.89.net.unnet.ru