Robtex

Up: 91.205.240.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 91.205.240.0/23
Down right: 91.205.242.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
91.205.240.2	A	stat.chitaonline.ru
91.205.240.3	PTR	profice.ru
91.205.240.3	PTR	vita.mychita.ru
91.205.240.3	PTR	pppoe-91.205.240.3.chittel.su
91.205.240.4	PTR	chitaonline.ru
91.205.240.4	PTR	rus75.ru
91.205.240.4	A+PTR	irc.chitaonline.ru
91.205.240.40	PTR	eliseevigor.com
91.205.240.40	PTR	gmagnetics.com
91.205.240.40	PTR	1cgoszakaz.ru
91.205.240.53	PTR	mail.mychita.ru
91.205.240.53	PTR	mx.mychita.ru
91.205.240.55	A	vm.rus75.ru
91.205.240.216	PTR	vostgeo.ru
91.205.240.216	PTR	pppoe-91.205.240.216.chittel.su
91.205.240.232	PTR	ccrt.ru
91.205.240.232	PTR	pppoe-91.205.240.232.chittel.su
91.205.240.236	A	babylon.chitaonline.ru
91.205.241.70	PTR	hiagda.ru
91.205.241.70	PTR	pppoe-91.205.241.70.chittel.ru
91.205.241.115	PTR	pppoe-91.205.241.115.chittel.ru
91.205.241.154	PTR	mdk.chita.ru
91.205.241.154	PTR	pppoe-91.205.241.154.chittel.ru
91.205.241.154	A	mail.mdk.chita.ru
91.205.241.223	A	geo.chita.ru
91.205.241.248	PTR	75.rospotrebnadzor.ru
91.205.241.248	PTR	pppoe-91.205.241.248.chittel.ru
91.205.243.9	A+PTR	mx2.highlandgold.com
91.205.243.9	A+PTR	mx2.mnv.ru
91.205.243.9	A+PTR	mx2.russdragmet.ru
91.205.243.14	A+PTR	mail.chitageo.ru
91.205.243.14	A	chitageo.ru
91.205.243.21	PTR	sibstudy.ru
91.205.243.23	A	www.msechita.ru
91.205.243.28	PTR	vostgeo.ru
91.205.243.28	PTR	mail.vostgeo.ru
91.205.243.40	PTR	zabprivoz.ru
91.205.243.40	A+PTR	mail.zabprivoz.ru
91.205.243.63	A+PTR	mail.slavel.ru
91.205.243.63	PTR	smtp.slavel.ru
91.205.243.63	A	mail.sa-kura.ru
91.205.243.94	A	mail2.lubomir.ru
91.205.243.133	PTR	eliseevigor.com
91.205.243.133	PTR	chitaonline.ru
91.205.243.133	PTR	gerona.ru
91.205.243.162	PTR	mail.zabspu.ru
91.205.243.163	PTR	ns.zabspu.ru
91.205.243.177	A	cabinet.tplat.su
91.205.243.177	A	tplat.su
91.205.243.216	PTR	vostgeo.ru
91.205.243.232	PTR	ccrt.ru