Robtex

Up: 213.88.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 213.88.0.0/20
Down right: 213.88.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.88.0.0	PTR	static-213-88-0-0.netbynet.ru
213.88.0.64	PTR	static-213-88-0-64.netbynet.ru
213.88.0.67	PTR	static-213-88-0-67.netbynet.ru
213.88.0.194	PTR	static-213-88-0-194.netbynet.ru
213.88.2.32	PTR	static-213-88-2-32.netbynet.ru
213.88.3.130	PTR	static-213-88-3-130.netbynet.ru
213.88.7.64	PTR	static-213-88-7-64.netbynet.ru
213.88.8.2	A	tech-kimchi.com
213.88.12.59	A	stud03.ru
213.88.16.128	PTR	static-213-88-16-128.netbynet.ru
213.88.17.58	A	mail.mp-retail.ru
213.88.17.58	A	mobiplat-cheb.ru
213.88.17.58	A	www.mobiplat-cheb.ru
213.88.17.97	PTR	static-213-88-17-97.netbynet.ru
213.88.17.97	A	mail.ctorrent.ru
213.88.17.97	A	aspekt-electro.ru
213.88.17.220	A	nosh1.ru
213.88.17.237	A	kuchafotok.ru
213.88.18.134	A	mail.artsistm.ru
213.88.18.134	A	artsistm.ru
213.88.18.134	A	artcet.ru
213.88.19.239	A	www.mobiplat-cheb.ru
213.88.19.239	A	mail.mobiplat-cheb.ru
213.88.20.59	A	megaputer.net
213.88.20.115	A	ns1.chemk.org
213.88.20.118	A	mx.wortmann.su
213.88.22.174	A	mx2.buketbeer.ru
213.88.23.143	A	zh21.ru
213.88.23.143	A	cheb21.ru
213.88.23.143	A	crm21.ru
213.88.24.28	A	smarthomeapplication.com
213.88.24.112	A	mail2.danio21.ru
213.88.24.112	A	mail.danio21.ru
213.88.27.2	PTR	static-213-88-27-2.netbynet.ru