Robtex

Up: 89.113.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 89.113.16.0/22
Down right: 89.113.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.113.16.0	PTR	net.i-free.ru
89.113.16.74	A	owa.i-free.ru
89.113.16.103	A	mx1.i-free.ru
89.113.16.104	A	mx2.i-free.ru
89.113.16.105	PTR	mail1.i-free.ru
89.113.16.106	A	mx1.i-free.com
89.113.16.107	A	mx2.i-free.com
89.113.16.108	A	mail1.i-free.ru
89.113.16.250	A	stunnel-gate1.i-free.ru
89.113.16.251	A	openvpngw.i-free.ru
89.113.17.0	PTR	pro.i-free.ru
89.113.17.1	A+PTR	gw.pro.i-free.ru
89.113.17.2	A+PTR	srv1.pro.i-free.ru
89.113.17.2	A	ns1.i-free.ru
89.113.17.2	A	b2bmobile.ru
89.113.17.9	A+PTR	vas33.pro.i-free.ru
89.113.17.10	PTR	web-srv1.pro.i-free.ru
89.113.17.10	A	tatiana-dozhdeva.ru
89.113.17.10	A	vsezvuki.ru
89.113.17.11	PTR	web-srv2.pro.i-free.ru
89.113.17.11	A	cardsmobile.ru
89.113.17.16	A	proxy.i-free.ru
89.113.17.17	PTR	pl3-web-frontend-01.master.i-free.ru
89.113.17.17	A	partners.i-free.ru
89.113.17.17	A	db1.pro.i-free.ru
89.113.17.18	PTR	vas27.pro.i-free.ru
89.113.17.18	A	www.rankingames.com
89.113.17.27	A	nalunch.ru
89.113.17.27	A	xn--80aa6agd4d.xn--p1ai
89.113.17.33	PTR	vas1.pro.i-free.ru
89.113.17.33	A	ifreeua.mmi.ru
89.113.17.33	A	www.i-free.co.in
89.113.17.34	PTR	as2.pro.i-free.ru
89.113.17.35	PTR	vas1.pro.i-free.ru
89.113.17.40	A+PTR	as8.pro.i-free.ru
89.113.17.40	A	www.rankingames.com
89.113.17.40	A	br-web.rankingames.com
89.113.17.41	PTR	as9.pro.i-free.ru
89.113.17.42	PTR	as10.pro.i-free.ru
89.113.17.55	A	push-update.net
89.113.17.57	A	i-dgtl.com
89.113.17.57	A	b2b-mobile.ru
89.113.17.57	A	i-dgtl.mmi.ru
89.113.17.65	A	digital-direct.ru
89.113.17.66	A	shoptimus.ru
89.113.17.66	A	zapokupkami.mobi
89.113.17.66	A	grocery-mate.com
89.113.17.72	A	i-space.pro
89.113.17.75	A+PTR	mail.s-drugom.ru
89.113.17.76	A	xn--d1aadxl8hbd.mmi.ru
89.113.17.78	A	callome.com
89.113.17.80	A	100action.ru
89.113.17.83	A	mattel.ru
89.113.17.83	A	ten-strike.ru
89.113.17.83	A	mazhitel.ru
89.113.17.94	PTR	cm-web-frontend-01.master.i-free.ru
89.113.17.94	A	time.cardsmobile.ru
89.113.17.94	A	gcm-service.cardsmobile.ru
89.113.17.98	A	cardsmobile.ru
89.113.17.98	A	koshelek.app
89.113.17.98	A	loyken.io
89.113.17.105	PTR	vas102.master.i-free.ru
89.113.17.105	A	zillionwhales.net
89.113.17.105	A	vasforum.ru
89.113.17.114	PTR	sms2y.pro.i-free.ru
89.113.17.114	A	veles-it.com
89.113.17.150	A	billing-api.com
89.113.17.150	A	*.billing-api.com
89.113.17.150	A	www.billing-api.com
89.113.17.154	A	*.planet3.ru
89.113.17.154	A	sprint.planet3.ru
89.113.17.156	PTR	mts-tariffication-1.i-free.ru
89.113.17.156	A	www.tusim.ru
89.113.17.156	A	i-social.ru
89.113.17.160	A	auth.mmi.ru
89.113.17.162	A+PTR	vod-streamer01.i-free.ru
89.113.17.163	PTR	pl3.com
89.113.17.163	A	monetization.i-free.ru
89.113.17.163	A	rates.mail.ru
89.113.17.168	A+PTR	smsoutlook.ru
89.113.17.169	A+PTR	cabinet.school-on-line.ru
89.113.17.171	PTR	i.beeline.ru
89.113.17.175	A	mts-tariffication-7.i-free.ru
89.113.17.176	A	mts-tariffication-8.i-free.ru
89.113.17.228	A	just-ai.com
89.113.17.231	A	srv-pro-db03.pro.i-free.ru
89.113.18.5	PTR	mail.warspear-online.com
89.113.18.15	PTR	ns-04.g01.i-free.ru
89.113.18.15	A	ns4.i-free.ru
89.113.18.35	A	blondemate.com
89.113.18.41	PTR	moboland1
89.113.18.43	PTR	moboland3
89.113.18.51	A+PTR	vas03.ext.i-free.ru
89.113.18.51	A	smsdirekt.ru
89.113.18.51	A	smsdirect.ru
89.113.18.58	PTR	vas30.ext.i-free.ru
89.113.18.58	A	mtspogoda.ru
89.113.18.58	A	mtsbiz.ru
89.113.18.61	A	vas39.ext.i-free.ru
89.113.18.63	A	ns2.wabos.ru
89.113.18.81	A	vas20.ext.i-free.ru
89.113.18.85	A	mcme.tv
89.113.18.85	A	vas78.ext.i-free.ru
89.113.18.87	A	vas80.ext.i-free.ru
89.113.18.89	PTR	vas82.ext.i-free.ru
89.113.18.94	A	wap.mogames.ru
89.113.18.94	A	www.mogames.ru
89.113.18.125	PTR	gw
89.113.18.162	PTR	srv-vod-streamer01
89.113.18.163	PTR	srv-pro-as05
89.113.19.2	A+PTR	vas74.pro.i-free.ru
89.113.19.2	A	ns2.i-free.ru
89.113.19.4	A	test.mushroomwars2.com
89.113.19.9	A	test2.mushroomwars2.com
89.113.19.137	PTR	rakovsky.test.i-free.ru
89.113.19.162	A	tsm-test.cardsmobile.ru
89.113.19.222	A	as2d.dev.i-free.ru
89.113.19.226	A+PTR	as6d.dev.i-free.ru
89.113.19.226	A	dev.i-free.ru
89.113.19.240	A	db20t.test.i-free.ru
89.113.19.242	PTR	vas36t.test.i-free.ru
89.113.21.106	A	i-dgtl.ru
89.113.21.108	A	fastgate.biz
89.113.21.118	A+PTR	pushserver.i-dgtl.ru