Robtex

Up: 87.251.176.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 87.251.180.0/23
Down right: 87.251.182.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.251.181.53	PTR	andor-v120.ural.net
87.251.182.34	A+PTR	rusmat.ru
87.251.182.34	A	ns.rusmat.ru
87.251.182.42	A	mail.rus-vegas.ru
87.251.182.44	A	mastar-yarn.ru
87.251.182.44	A	rpf-ura.ru
87.251.182.44	A	www.rpf-ura.ru
87.251.182.45	PTR	mail.gazseti.ru
87.251.182.50	A+PTR	gs.rusmat.ru
87.251.182.54	A	mail.uralkd.ru
87.251.182.54	A	uralkd.ru
87.251.182.55	A+PTR	alter-vision.rusmat.ru
87.251.182.56	A+PTR	adans.rusmat.ru
87.251.182.56	A	adans.ru
87.251.182.56	A	artwooding.com
87.251.182.60	A	www.rusmat.ru
87.251.182.60	A	www.uralkd.ru
87.251.182.62	A+PTR	mail.rusmat.ru
87.251.182.62	A	relay.rusmat.ru
87.251.182.67	PTR	relay.ekburg.orgres.ru
87.251.182.107	A+PTR	pervouralsk.ural.net
87.251.182.114	A+PTR	relay.nemytov.ru
87.251.182.114	A	nemytov.ru
87.251.182.126	PTR	ekb.sbank.ru
87.251.182.154	A	cmugkh.ru
87.251.182.161	A+PTR	ural-mr-01.ural.cius-ees.ru
87.251.182.186	A+PTR	ell.ru
87.251.182.186	A	www.perm.ell.ru
87.251.182.186	A	perm.ell.ru
87.251.182.188	PTR	ell4.convex.ru
87.251.182.188	A	ell.convex.ru
87.251.182.189	A	ell5.convex.ru
87.251.183.162	A+PTR	mail66.fssprus.ru
87.251.183.206	A+PTR	i2.intersv-ekb.ru
87.251.183.206	A	chk2.intersv-ekb.ru