Robtex

Up: 80.71.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 80.71.240.0/21
Down right: 80.71.248.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
80.71.240.1	A+PTR	core.rialcom.ru
80.71.240.120	PTR	dc.rialcom.ru
80.71.241.13	PTR	jeepchina.ru
80.71.241.25	PTR	mx.bacorfc.ru
80.71.241.43	PTR	mlc.rostagroup.ru
80.71.241.112	A	nojabr.ru
80.71.241.119	PTR	pczn.ru
80.71.241.185	PTR	eurosvet.info
80.71.241.202	PTR	proxy.vms.ru
80.71.241.250	A	mailx.ooo-elecon.ru
80.71.241.250	A	cliftonlarsonallentechnology.net
80.71.241.251	A	mailx.eltros.ru
80.71.241.252	A	mailx.elcn.ru
80.71.242.66	PTR	halls.marta.ru
80.71.242.124	PTR	mx1.lotos1.ru
80.71.243.5	PTR	mx2.vetkom.ru
80.71.243.114	PTR	gw-2.chipdip.ru
80.71.243.250	PTR	mailin.vortex-co.ru
80.71.244.18	PTR	cisco.klimovsk.info
80.71.244.242	A+PTR	mx2.rialcom.ru
80.71.244.244	PTR	ns2.rialcom.ru
80.71.244.244	A	mail.nlrus.ru
80.71.245.193	PTR	mxm.iek.ru
80.71.245.194	PTR	mx.iek.ru
80.71.245.220	PTR	zu8.rialcom.ru
80.71.245.245	PTR	ns.rialcom.ru
80.71.245.245	A	root.rialcom.ru
80.71.247.7	PTR	mail.inforkom.ru
80.71.248.82	A	ns3.gerasimov.net
80.71.248.219	A	ns1.sci-smart.ru
80.71.249.18	A+PTR	exch.vortex-co.ru
80.71.249.21	A+PTR	mail0.vortex-co.ru
80.71.249.130	PTR	epsilon.pcmp.ru
80.71.249.130	PTR	www.pcmp.ru
80.71.249.154	A	srvmail.hcrus.ru
80.71.249.193	PTR	smtp2.sialuch.ru
80.71.249.195	PTR	vs.luch.podolsk.ru
80.71.250.4	PTR	vnicsmv.ru
80.71.250.4	PTR	mail.vnicsmv.ru
80.71.250.12	A	web-lims.ru
80.71.250.178	PTR	mailmsk.vesta-trading.com
80.71.252.231	A	mail3.aqvareli.ru
80.71.252.231	A	mail2.nyholiday.ru
80.71.252.233	A	mx2.zk-online.ru
80.71.253.203	PTR	mx1.energomash.ru
80.71.255.31	A	partnerstyle.ru
80.71.255.31	A	crnaeuro.ru
80.71.255.31	A	styleeuro.ru
80.71.255.129	PTR	spider.ktz.su
80.71.255.130	PTR	rialcom.ktz.su