Robtex

Up: 194.28.20.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 194.28.21.0/25
Down right: 194.28.21.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
194.28.21.1	A+PTR	rtr-21.itws.ru
194.28.21.3	PTR	web1.itws.ru
194.28.21.3	A	www.osoft.ru
194.28.21.3	A	vpshosting.ru
194.28.21.6	A+PTR	wrt.itws.ru
194.28.21.7	A+PTR	cloud.itws.ru
194.28.21.8	PTR	web.btct.ru
194.28.21.8	A	btct.ru
194.28.21.8	A	btc-telecom.ru
194.28.21.9	PTR	mail.btct.ru
194.28.21.9	A	mail.bitcoin-telecom.ru
194.28.21.9	A	mail.btc-telecom.ru
194.28.21.10	A+PTR	easynas.itws.ru
194.28.21.11	A+PTR	scanner.itws.ru
194.28.21.12	A+PTR	sip.btct.ru
194.28.21.13	PTR	sip.btct.ru
194.28.21.13	A	btcell.net
194.28.21.14	A+PTR	english.itws.ru
194.28.21.15	A+PTR	camera.itws.ru
194.28.21.16	A+PTR	mail.deepx.ru
194.28.21.16	A	deepx.ru
194.28.21.17	A+PTR	shoko72.itws.ru
194.28.21.18	A+PTR	zm.itws.ru
194.28.21.19	A+PTR	smb.itws.ru
194.28.21.20	PTR	grenki.itws.ru
194.28.21.20	A	grenkibar.ru
194.28.21.20	A	grenkibar.com
194.28.21.23	A	burgerrus.ru
194.28.21.32	A	coviclub.com
194.28.21.39	A	bitcoinmoscow.ru
194.28.21.45	A	xplex.ru
194.28.21.46	PTR	shokokds.itws.ru
194.28.21.46	A	shokokids.ru
194.28.21.46	A	shokokosher.ru
194.28.21.48	A	sip.itws.ru
194.28.21.50	A+PTR	mobile-art.itws.ru
194.28.21.50	A	ns1.mobile-art.ru
194.28.21.50	A	mobile-art.ru
194.28.21.51	PTR	mobile-art1.itws.ru
194.28.21.51	A	mobile-art.su
194.28.21.53	A	bitcoinassociation.ru
194.28.21.53	A	cryptoassociation.org
194.28.21.55	A+PTR	new.btct.ru
194.28.21.55	A	ilsayachts.ru
194.28.21.55	A	ilsayachts.com
194.28.21.76	A	xprofile.org
194.28.21.77	A	dns2.mitino-telecom.ru
194.28.21.77	A	dns2.compot.ru
194.28.21.77	A	dns2.moscow-telecom.ru
194.28.21.90	A	mx2.itws.ru
194.28.21.116	A+PTR	mx0.itws.ru
194.28.21.116	A	mail.itws.ru
194.28.21.119	A+PTR	ns1.itws.ru
194.28.21.120	A+PTR	ns0.itws.ru
194.28.21.122	A+PTR	ns2shoko.itws.ru
194.28.21.124	A+PTR	npdemo.itws.ru
194.28.21.126	A+PTR	ns2.itws.ru
194.28.21.126	A	ns2.itworkshop.ru
194.28.21.131	A	kovcheg.itws.ru
194.28.21.134	A+PTR	shoko-tc.itws.ru
194.28.21.140	A	podval.itws.ru
194.28.21.143	A+PTR	fortis.itws.ru
194.28.21.165	A	dostavka.shoko.ru
194.28.21.166	A+PTR	grojis.itws.ru
194.28.21.168	PTR	mcfrcms.itws.ru
194.28.21.168	A	www.coffeehouse.ru
194.28.21.168	A	xn--80ajoqrlej.xn--p1ai
194.28.21.169	A	www.vabisabi.ru
194.28.21.169	A	vabi-sabi.ru
194.28.21.169	A	vabisabi.ru
194.28.21.170	A	www.shoko.ru
194.28.21.171	A	riceninja.ru
194.28.21.172	A	korundgroup.ru
194.28.21.200	A+PTR	uralsky-zavod-pogrzchik.itws.ru
194.28.21.201	A+PTR	angelk.itws.ru
194.28.21.202	A	moslampa.itws.ru
194.28.21.208	A+PTR	mailz.sm-mos.com
194.28.21.208	A	mail.stovet.ru
194.28.21.218	A	gw-001.aristo-aps.ru
194.28.21.218	A	aristo-aps.ru
194.28.21.219	A+PTR	mail-001.aristo-aps.ru
194.28.21.219	A	mail.aristo-aps.ru
194.28.21.233	PTR	gw.dev.e-mcfr.ru