Robtex

Up: 109.194.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 109.194.144.0/21
Down right: 109.194.152.0/21

IP	Type	Hostname
109.194.144.0	PTR	net144-0.hq.ertelecom.ru
109.194.146.161	PTR	net146-161.hq.ertelecom.ru
109.194.148.150	A	hq.db.ertelecom.ru
109.194.148.166	A	dns1.hosting.domru.ru
109.194.148.193	A+PTR	ntp1.ertelecom.ru
109.194.148.193	A	ntp1.domru.ru
109.194.148.218	A	portal.domru.ru
109.194.148.229	A	mx1.fromdomru.ru
109.194.148.229	A	fromdomru.ru
109.194.149.35	A+PTR	puppet-node-1.ertelecom.ru
109.194.149.54	A	static1.testsite.ertelecom.ru
109.194.149.194	A+PTR	ns-node-1.cc1.ertelecom.ru
109.194.149.195	PTR	ns-node-2.cc1.ertelecom.ru
109.194.152.0	PTR	net152-0.hq.ertelecom.ru
109.194.154.0	PTR	net154-0.hq.ertelecom.ru
109.194.154.7	A	admingw.cc1.ertelecom.ru
109.194.154.13	A	savanna.hq.ertelecom.ru
109.194.154.208	PTR	net154-208.hq.ertelecom.ru
109.194.155.13	A	mail.ertelecom.ru
109.194.159.0	PTR	net159-0.hq.ertelecom.ru