Robtex

Up: 83.222.10.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 83.222.10.0/25
Down right: 83.222.10.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.222.10.20	A	webpedia.ru
83.222.10.20	A	mail.kb09.ru
83.222.10.20	A	web.softodrom.ru
83.222.10.130	A+PTR	h0.hrn.ru
83.222.10.131	A+PTR	h0-u.hrn.ru
83.222.10.131	A	appspot.com--www.auplexsublimation.com
83.222.10.132	A+PTR	mx1.hrn.ru
83.222.10.133	PTR	ns1.hrn.ru
83.222.10.134	A+PTR	h2.hrn.ru
83.222.10.135	A+PTR	h2-u.hrn.ru
83.222.10.136	A	h3.hrn.ru
83.222.10.137	A+PTR	h3-u.hrn.ru