Robtex

Up: 213.248.55.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 213.248.55.128/26
Down right: 213.248.55.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.248.55.150	PTR	mail.unet.ru
213.248.55.151	PTR	ns.unet.ru
213.248.55.153	PTR	web1.game-servers.ru
213.248.55.155	PTR	mail.arcom-t.ru
213.248.55.168	PTR	col1.kgb.ru
213.248.55.169	PTR	col2.kgb.ru
213.248.55.170	PTR	col3.kgb.ru
213.248.55.192	PTR	ns.machta.ru
213.248.55.196	PTR	cp.hostek.ru
213.248.55.197	PTR	web.hostek.ru
213.248.55.198	PTR	ns1.hostek.ru
213.248.55.200	PTR	sun.userline.ru
213.248.55.205	PTR	mail.yakuba.ru
213.248.55.205	A	astrogoroskop.ru
213.248.55.205	A	astroguru.ru
213.248.55.212	PTR	escape.trafficland.ru
213.248.55.216	PTR	ns1.darkclan.ru
213.248.55.232	PTR	uoo.ru
213.248.55.233	PTR	zahost.ws
213.248.55.233	A	mail.redkino.info
213.248.55.233	A	mail.selizharovo.info
213.248.55.241	A	root.base.pintem.com
213.248.55.252	A	morion.carnage.ru
213.248.55.253	A	ns2.carnage.ru
213.248.55.254	PTR	vlan-5.sr1.msk1.ibbn.di-net.ru