Robtex

Up: 91.192.128.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 91.192.130.0/24
Down right: 91.192.131.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.192.130.158	PTR	158.lan-telecom.net
91.192.130.210	PTR	210.lan-telecom.net
91.192.131.0	PTR	ip-pool-00-nat-00.lan-telecom.net
91.192.131.1	PTR	ip-pool-01-nat-01.lan-telecom.net
91.192.131.15	PTR	ip-pool-15-nat-23.lan-telecom.net
91.192.131.116	A	fsk.yuzhny.com
91.192.131.117	PTR	medved.lan-telecom.net
91.192.131.118	PTR	wallart.lan-telecom.net
91.192.131.119	PTR	olimp.lan-telecom.net
91.192.131.120	PTR	opz-ext.odessa.ua
91.192.131.121	A+PTR	opz.odessa.ua
91.192.131.121	A	mail.opz.odessa.net
91.192.131.121	A	relay.opz.odessa.ua
91.192.131.122	PTR	opz-ext.odessa.ua
91.192.131.123	PTR	opz-ext.odessa.ua
91.192.131.124	PTR	opz-ext.odessa.ua
91.192.131.125	PTR	opz.yuzhny.com
91.192.131.126	PTR	opz-ext.odessa.ua
91.192.131.127	PTR	opz-ext.odessa.ua
91.192.131.135	A	ibetrade.yuzhny.com
91.192.131.136	PTR	olviya.yuzhny.com
91.192.131.137	PTR	opz-voip.yuzhny.com
91.192.131.143	A+PTR	sklad.yuzhny.com
91.192.131.145	A	ammiak.yuzhny.com
91.192.131.149	A+PTR	prof.yuzhny.com
91.192.131.151	A+PTR	yuma.yuzhny.com
91.192.131.151	A	www.kcpbhc.com
91.192.131.151	A	kcpbhc.com
91.192.131.154	PTR	154.lan-telecom.net
91.192.131.154	A	mail.yuz.uspa.gov.ua
91.192.131.154	A	yuz.uspa.gov.ua
91.192.131.207	PTR	207.lan-telecom.net
91.192.131.218	A+PTR	uar.yuzhny.gov.ua
91.192.131.221	A+PTR	vhv-stb.lan-telecom.net
91.192.131.222	A+PTR	fki.yuzhny.gov.ua
91.192.131.227	A	relay.yuzhny.gov.ua
91.192.131.231	PTR	bcast-131-231.lan-telecom.net
91.192.131.234	A	vekka.lan-telecom.net
91.192.131.234	A	vekka.yuzhny.com
91.192.131.235	PTR	vekka-235.lan-telecom.net
91.192.131.242	A+PTR	s0403-2.deltawilmar.com
91.192.131.242	A	mx2.deltawilmar.com