Robtex

Up: 178.161.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 178.161.140.0/23
Down right: 178.161.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
178.161.140.6	PTR	178.161.140.6.ipn.v4.saturn-internet.ru
178.161.140.50	A+PTR	mail.osk-company.ru
178.161.140.51	A+PTR	mail2.osk-company.ru
178.161.140.130	PTR	178.161.140.130.ipn.v4.saturn-internet.ru
178.161.140.178	A	reduktor-pm.com
178.161.140.178	A	mail.reductor-pm.com
178.161.140.178	A	reductor-pm.com
178.161.140.179	A	live.reductor-pm.com
178.161.141.2	PTR	halopolymer-perm.com
178.161.141.14	A	bf.pstu.ru
178.161.141.26	A+PTR	vpn.7r.perm.ru
178.161.141.29	A+PTR	mbx-exch02.7r.perm.ru
178.161.141.30	A+PTR	7r.perm.ru
178.161.141.71	A+PTR	gera.u-con.su
178.161.141.71	A	pds.u-con.su
178.161.141.79	PTR	178.161.141.79.ipn.v4.saturn-internet.ru
178.161.141.79	A	mail.u-con.su
178.161.141.106	A+PTR	prm-vpn-gw-isp1.parmalogica.ru
178.161.141.106	A	tabletennis.perm.ru
178.161.141.106	A	sport-start.perm.ru
178.161.141.116	A+PTR	server.prom-a.ru
178.161.141.118	A+PTR	server.enrima.ru
178.161.141.118	A	server.xn--80apmcp0f.xn--p1ai
178.161.141.178	A	mail.perm.ugsk.ru
178.161.141.220	PTR	x-address.saturn-r.net
178.161.141.254	A+PTR	tor.perm.ru
178.161.141.254	A	bertv.ru
178.161.141.254	A	mail.bertv.ru
178.161.142.2	PTR	goodtelecom.ru
178.161.142.2	A	mailr.goodtelecom.ru
178.161.142.2	A	ns.tv11.tk
178.161.142.4	A+PTR	mail.portal59.ru
178.161.142.4	A	camryman.ru
178.161.142.26	PTR	mail.reductor-pm.com
178.161.142.26	A	reduktor-pm.com
178.161.142.29	A+PTR	mail.reductor-pm.com
178.161.142.29	A	reductor-pm.com
178.161.142.29	A	mail.reduktor-pm.com
178.161.142.53	A	mail.pony-prm.ru
178.161.142.60	A+PTR	srv-mail.galinur.ru
178.161.142.60	A	galinur.ru
178.161.142.60	A	ip-ats.galinur.ru
178.161.142.70	A	esetgcm.ru
178.161.142.70	A	eset59.ru
178.161.142.86	PTR	178.161.142.86.ipn.v4.saturn-internet.ru
178.161.142.142	A+PTR	ns2.saturn-r.net
178.161.142.142	A	ns2.regionmt.ru
178.161.142.142	A	ns4.saturn-r.net
178.161.142.146	PTR	178.161.142.146.ipn.v4.saturn-internet.ru
178.161.142.190	A+PTR	mail.kub-sk.ru
178.161.142.190	A	mx.kub-sk.ru
178.161.142.198	A	polluks.perm.ru
178.161.142.202	PTR	mail.a0.perm.ru
178.161.142.202	A	mx.a0.perm.ru
178.161.142.202	A	ns1.mindiyarov.com
178.161.143.66	PTR	ns3.saturn-r.net
178.161.143.70	A+PTR	isp.meteoperm.ru
178.161.143.70	A	meteoperm.ru
178.161.143.70	A	mail.meteoperm.ru