Robtex

Up: 83.219.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 83.219.0.0/20
Down right: 83.219.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
83.219.1.1	PTR	dialup-chaikovsk-83.219.1.1.uralcom.com
83.219.1.2	PTR	dialup-chaikovsk-83.219.1.2.uralcom.com
83.219.1.32	PTR	dialup-chaikovsk-83.219.1.32.uralcom.com
83.219.1.63	A	blk.m-home.org
83.219.1.63	A	m-home.org
83.219.1.63	A	mail.m-home.org
83.219.1.64	PTR	dialup-chaikovsk-83.219.1.64.uralcom.com
83.219.1.65	PTR	dialup-chaikovsk-83.219.1.65.uralcom.com
83.219.1.75	A	gid59.ru
83.219.1.75	A	ns1.sergv.ru
83.219.1.75	A	ns1.gid59.ru
83.219.1.98	PTR	dialup-chaikovsk-83.219.1.98.uralcom.com
83.219.1.99	PTR	dialup-chaikovsk-83.219.1.99.uralcom.com
83.219.1.121	A	godunow.com
83.219.1.130	PTR	mail.osk-company.ru
83.219.1.131	PTR	dialup-berezniki-83.219.1.131.uralcom.com
83.219.1.160	PTR	dialup-berezniki-83.219.1.160.uralcom.com
83.219.1.163	PTR	dialup-berezniki-83.219.1.163.uralcom.com
83.219.1.195	PTR	dialup-berezniki-83.219.1.195.uralcom.com
83.219.1.225	PTR	dialup-berezniki-83.219.1.225.uralcom.com
83.219.2.0	PTR	dialup-opts6-83.219.2.0.uralcom.com
83.219.2.33	PTR	dialup-opts6-83.219.2.33.uralcom.com
83.219.2.97	PTR	dialup-opts6-83.219.2.97.uralcom.com
83.219.2.130	PTR	dialup-opts6-83.219.2.130.uralcom.com
83.219.2.163	PTR	dialup-opts6-83.219.2.163.uralcom.com
83.219.2.192	PTR	dialup-opts6-83.219.2.192.uralcom.com
83.219.3.35	PTR	dialup-solikamsk-83.219.3.35.uralcom.com
83.219.3.65	PTR	dialup-solikamsk-83.219.3.65.uralcom.com
83.219.3.195	PTR	dialup-solikamsk-83.219.3.195.uralcom.com
83.219.4.0	PTR	p-perm-8-bras-0.uralcom.com
83.219.4.2	A	p-perm-8-bras-2.uralcom.com
83.219.5.32	PTR	adsl-83.219.5.32.uralcom.com
83.219.5.128	PTR	adsl-83.219.5.128.uralcom.com
83.219.5.146	A	mx.alendvic.ru
83.219.5.146	A	mail.alendvic.ru
83.219.6.193	PTR	perm.bcs.ru
83.219.6.194	PTR	perm.bcs.ru
83.219.7.64	PTR	adsl-83.219.7.64.uralcom.com
83.219.7.66	PTR	adsl-83.219.7.66.uralcom.com
83.219.7.96	PTR	adsl-83.219.7.96.uralcom.com
83.219.9.35	A	e-krur-2-pe-1.eq.uralcom.com
83.219.9.41	A	e-rezh-3725-1.permonline.ru
83.219.9.42	A	e-ntura-3725-1.permonline.ru
83.219.9.43	A	e-artemovsky-3725-1.permonline.ru
83.219.10.6	PTR	dialup-ekt-83.219.10.6.uralcom.com
83.219.10.110	PTR	dialup-ekt-83.219.10.110.uralcom.com
83.219.12.128	PTR	dialup-ekt-83.219.12.128.uralcom.com
83.219.12.224	PTR	dialup-ekt-83.219.12.224.uralcom.com
83.219.14.0	PTR	client-ekt-83.219.14.0.uralcom.com
83.219.14.34	PTR	router.nt.omegagroup.ru
83.219.14.35	PTR	induct.ru
83.219.14.64	PTR	client-ekt-83.219.14.64.uralcom.com
83.219.14.96	PTR	client-ekt-83.219.14.96.uralcom.com
83.219.14.147	A	mail1.notary59.ru
83.219.14.218	A	www.forum.zaural.ru
83.219.14.218	A	forum.zaural.ru
83.219.14.221	A	programmaster.pro
83.219.14.224	PTR	pppoe-ekt-83.219.14.224.uralcom.com
83.219.14.224	A	kovka.zaural.ru
83.219.14.225	PTR	pppoe-ekt-83.219.14.225.uralcom.com
83.219.14.225	A	www.zaural.ru
83.219.14.225	A	narod.zaural.ru
83.219.16.1	PTR	ngn-83.219.16.1.uralcom.com
83.219.16.99	PTR	ngn-83.219.16.99.uralcom.com
83.219.17.32	PTR	dialup-ekt-83.219.17.32.uralcom.com
83.219.17.64	PTR	dialup-ekt-83.219.17.64.uralcom.com
83.219.17.96	PTR	dialup-ekt-83.219.17.96.uralcom.com
83.219.17.192	PTR	dialup-ekt-83.219.17.192.uralcom.com
83.219.18.50	A	pkfoms.ru
83.219.18.51	A	lpu.perm.ru
83.219.20.30	A	ca.uralrc.ru
83.219.20.101	A	meteoperm.ru
83.219.20.210	PTR	tty.permonline.ru
83.219.20.253	PTR	mail.rd-group.ru
83.219.21.50	A	mail.nekperm.ru
83.219.22.64	PTR	client-83.219.22.64.uralcom.com
83.219.22.96	PTR	client-83.219.22.96.uralcom.com
83.219.22.116	A	mx3.avid.ru
83.219.22.117	A	mx1.avid.ru
83.219.22.118	A	mx2.pmz.ru
83.219.22.219	A	mail.quantltd.ru
83.219.22.219	A	quantltd.ru
83.219.23.96	PTR	client-83.219.23.96.uralcom.com
83.219.23.160	PTR	client-83.219.23.160.uralcom.com
83.219.24.96	PTR	dialup-perm-83.219.24.96.uralcom.com
83.219.24.158	A	mail.expoperm.ru
83.219.25.0	PTR	sys-83.219.25.0.uralcom.com
83.219.25.32	PTR	sys-83.219.25.32.uralcom.com
83.219.25.33	PTR	sys-83.219.25.33.uralcom.com
83.219.25.36	A	mail.17aas.ru
83.219.25.128	PTR	sys-83.219.25.128.uralcom.com
83.219.26.137	A	wst1.lsv.ru
83.219.26.150	A	ns1.lsv.ru
83.219.26.151	A	ns2.lsv.ru
83.219.26.155	A	wst.lsv.ru
83.219.26.160	PTR	dialup-tumen-83.219.26.160.uralcom.com
83.219.29.0	PTR	83.219.29.0.uralcom.com
83.219.30.122	A+PTR	mxmail.bsz.ru
83.219.30.147	A	prominform.com
83.219.30.147	A	www.prominform.com
83.219.30.162	PTR	tfoms.perm.ru
83.219.30.162	A	ns.pofoms.ru
83.219.30.162	A	www.pkfoms.ru
83.219.30.163	PTR	tfoms.perm.ru
83.219.30.163	A	ns.pkfoms.ru
83.219.30.163	A	exch2010.pofoms.ru
83.219.30.164	PTR	lpu.perm.ru