Robtex

Up: 83.136.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 83.136.24.0/22
Down right: 83.136.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.136.24.11	PTR	andrey.bcd.comstar.ru
83.136.24.15	A	dp.comstar.ru
83.136.24.18	A	www.callcenter.ru
83.136.24.20	A	www.komstar-uts.net
83.136.24.20	A	www.komstar-uts.com
83.136.24.42	A	maxicard.ru
83.136.24.43	A	comreg1.comstar.ru
83.136.24.58	PTR	deimos.mtu-inform.ru
83.136.24.59	PTR	mail.mtu-inform.ru
83.136.24.60	A	www.mtu-inform.ru
83.136.24.76	A+PTR	mail01.mtu-inform.ru
83.136.24.76	A	mail.mtu-inform.ru
83.136.24.76	A	deimos.mtu-inform.ru
83.136.24.81	A	ccs.comstar.ru
83.136.24.82	A+PTR	mail03.mtu-inform.ru
83.136.24.83	PTR	mx.comstar-uts.ru
83.136.24.83	A	mx0.mtu-inform.ru
83.136.24.83	A	ad-exchange.telmos.ru
83.136.24.89	A+PTR	mail.comstar-uts.ru
83.136.24.91	A+PTR	mail0.comstar-uts.ru
83.136.24.112	A	dungeon-new.comstar.ru
83.136.24.126	A+PTR	host126.comstar.ru
83.136.28.0	PTR	wan1.comstar.ru
83.136.28.33	PTR	cr-xxx-vlyyyy.moscow.comstar.ru
83.136.28.82	A+PTR	mail.comedyclub.ru
83.136.28.130	A+PTR	payd.ru
83.136.28.130	A	mail.payd.ru
83.136.28.194	PTR	wan1.comstar.ru
83.136.28.194	A	mail.vosmoi.ru
83.136.28.241	PTR	bs-alekseevskaya.comstar.ru
83.136.28.242	PTR	bs-alekseevskaya.comstar.ru
83.136.28.250	PTR	mx.sftgroup.ru
83.136.29.12	A	ftp.okbsapr.ru
83.136.29.14	A	smtp.shipka.ru
83.136.29.42	PTR	mx.welltex.ru
83.136.29.42	A	textilefactory.ru
83.136.29.42	A	moda-on-line.ru
83.136.29.96	PTR	free.moscow.access.comstar.ru
83.136.29.120	PTR	free.moscow.access.comstar.ru
83.136.29.131	A	www.tenzor.net
83.136.29.131	A	tenzor.net
83.136.29.132	A+PTR	mail.tenzor.net
83.136.29.237	A+PTR	mail.bankrmp.ru
83.136.30.130	A+PTR	ftp.oldi.ru
83.136.30.131	A	ns1.oldi.ru
83.136.30.135	A	schuco.ru
83.136.30.135	A	schuco.su
83.136.30.137	A	mail.3cott.com
83.136.30.145	A	www.plastok.ru
83.136.30.145	A	mirado.ru
83.136.30.145	A	tochkadostupa-info.ru
83.136.30.161	A	mail.plastok.ru
83.136.30.162	A	mail.expertcomp.ru
83.136.30.163	A	mail.eandc-info.ru
83.136.30.164	A	mail.tochkadostupa-info.ru
83.136.30.168	A	mail.x-ring.ru
83.136.30.169	A	mail.mfaudit.ru
83.136.30.170	A+PTR	mail.mailgid.ru
83.136.30.171	A+PTR	mail.mailru24.ru
83.136.30.251	A	boltino2014.ru