Robtex

Up: 5.140.128.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 5.140.128.0/19
Down right: 5.140.160.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.140.161.1	A+PTR	r1.iskrauraltel.ru
5.140.161.2	A+PTR	home.iskrauraltel.ru
5.140.161.3	A+PTR	ns-ek.iskrauraltel.ru
5.140.161.4	PTR	mx.iskrauraltel.ru
5.140.161.4	A	autodiscover.iskrauraltel.ru
5.140.161.130	A	ibc-sip.iskrauraltel.ru
5.140.161.133	A+PTR	ibc-ea.iskrauraltel.ru
5.140.161.134	A	ftp.iskrauraltel.ru
5.140.161.135	A	www.iskrauraltel.ru
5.140.164.1	PTR	ws1.164.140.zone5.zaural.ru
5.140.164.2	PTR	ws2.164.140.zone5.zaural.ru
5.140.164.3	PTR	ws3.164.140.zone5.zaural.ru
5.140.164.4	PTR	ws4.164.140.zone5.zaural.ru
5.140.164.16	A	avtoholding45.ru
5.140.164.40	A	ns5.drankin.ru
5.140.164.55	A	ns3.drankin.ru
5.140.164.64	PTR	ws64.164.140.zone5.zaural.ru
5.140.164.65	PTR	ws65.164.140.zone5.zaural.ru
5.140.164.66	PTR	ws66.164.140.zone5.zaural.ru
5.140.164.67	PTR	ws67.164.140.zone5.zaural.ru
5.140.164.74	A	dima45.com
5.140.164.128	PTR	ws128.164.140.zone5.zaural.ru
5.140.164.129	PTR	ws129.164.140.zone5.zaural.ru
5.140.164.130	PTR	ws130.164.140.zone5.zaural.ru
5.140.164.131	PTR	ws131.164.140.zone5.zaural.ru
5.140.164.135	A	mail.bentizol.ru
5.140.164.141	A	xn----7sbajopekqd1cgee.xn--p1ai
5.140.164.173	A	mail.modern-45.ru
5.140.164.186	A	vpoisk.net
5.140.164.192	PTR	ws192.164.140.zone5.zaural.ru
5.140.164.193	PTR	ws193.164.140.zone5.zaural.ru
5.140.164.194	PTR	ws194.164.140.zone5.zaural.ru
5.140.164.195	PTR	ws195.164.140.zone5.zaural.ru
5.140.164.222	A	cm45.ru
5.140.164.222	A	www.shopmm.ru
5.140.164.222	A	shopmm.ru
5.140.165.44	A	xmini.mmdl.ru
5.140.165.153	A	mail.tbk-energo.su
5.140.165.174	A	sdpp.ru
5.140.165.174	A	luxlogic.ru
5.140.165.174	A	mail.torg-perm.ru
5.140.165.206	A	rtcom.bf.pstu.ru
5.140.165.232	A	mail.insputnik.ru
5.140.165.232	A	www.volgawolga.ru
5.140.165.232	A	tour.volgawolga.ru
5.140.168.113	A+PTR	mx1.uprcom.ru
5.140.168.113	A	ns1.doktor-kuzov.ru
5.140.168.113	A	mx1.bmw-kraft-ural.ru
5.140.168.162	A+PTR	mx3.bmw-kraft-ural.ru
5.140.168.194	A+PTR	gate.cgbkgo.ru
5.140.168.196	A	cgbkgo.ru
5.140.168.196	A	ozon.cgbkgo.ru
5.140.171.72	A	mx.066.su