Robtex

Up: 77.41.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 77.41.128.0/21
Down right: 77.41.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.41.131.41	A	grey.ud9.ru
77.41.131.70	PTR	mail.rk-stroy.ru
77.41.132.3	PTR	pppoe77-41-132-3.izhevsk.ud9.ru
77.41.132.52	PTR	pppoe77-41-132-52.izhevsk.ud9.ru
77.41.132.115	PTR	pppoe77-41-132-115.izhevsk.ud9.ru
77.41.132.130	PTR	pppoe77-41-132-130.izhevsk.ud9.ru
77.41.132.130	A	ns2.nia.wtf
77.41.132.130	A	mx1.nia.wtf
77.41.132.171	A	mfc-izhevsk.ru
77.41.132.177	PTR	pppoe77-41-132-177.izhevsk.ud9.ru
77.41.132.240	PTR	pppoe77-41-132-240.izhevsk.ud9.ru
77.41.132.245	A	mail.scko.net
77.41.133.4	PTR	pppoe77-41-133-4.izhevsk.ud9.ru
77.41.133.18	PTR	pppoe77-41-133-18.izhevsk.ud9.ru
77.41.133.34	PTR	pppoe77-41-133-34.izhevsk.ud9.ru
77.41.133.35	PTR	pppoe77-41-133-35.izhevsk.ud9.ru
77.41.133.51	PTR	pppoe77-41-133-51.izhevsk.ud9.ru
77.41.133.54	A	spekhov.ru
77.41.133.54	A	cnc.spekhov.ru
77.41.133.64	PTR	pppoe77-41-133-64.izhevsk.ud9.ru
77.41.133.66	PTR	pppoe77-41-133-66.izhevsk.ud9.ru
77.41.133.80	PTR	pppoe77-41-133-80.izhevsk.ud9.ru
77.41.133.82	PTR	pppoe77-41-133-82.izhevsk.ud9.ru
77.41.133.83	PTR	pppoe77-41-133-83.izhevsk.ud9.ru
77.41.133.97	PTR	pppoe77-41-133-97.izhevsk.ud9.ru
77.41.133.98	PTR	pppoe77-41-133-98.izhevsk.ud9.ru
77.41.133.99	PTR	pppoe77-41-133-99.izhevsk.ud9.ru
77.41.133.112	PTR	pppoe77-41-133-112.izhevsk.ud9.ru
77.41.133.115	PTR	pppoe77-41-133-115.izhevsk.ud9.ru
77.41.133.128	PTR	pppoe77-41-133-128.izhevsk.ud9.ru
77.41.133.176	PTR	pppoe77-41-133-176.izhevsk.ud9.ru
77.41.133.177	PTR	pppoe77-41-133-177.izhevsk.ud9.ru
77.41.133.181	A	ns2.udmshina.ru
77.41.133.184	A	rnk.ud9.ru
77.41.133.209	PTR	pppoe77-41-133-209.izhevsk.ud9.ru
77.41.133.210	PTR	pppoe77-41-133-210.izhevsk.ud9.ru
77.41.133.227	PTR	pppoe77-41-133-227.izhevsk.ud9.ru
77.41.134.1	PTR	pppoe77-41-134-1.izhevsk.ud9.ru
77.41.134.3	PTR	pppoe77-41-134-3.izhevsk.ud9.ru
77.41.134.18	PTR	pppoe77-41-134-18.izhevsk.ud9.ru
77.41.134.19	PTR	pppoe77-41-134-19.izhevsk.ud9.ru
77.41.134.32	PTR	pppoe77-41-134-32.izhevsk.ud9.ru
77.41.134.33	PTR	pppoe77-41-134-33.izhevsk.ud9.ru
77.41.134.65	PTR	pppoe77-41-134-65.izhevsk.ud9.ru
77.41.134.66	PTR	pppoe77-41-134-66.izhevsk.ud9.ru
77.41.134.67	PTR	pppoe77-41-134-67.izhevsk.ud9.ru
77.41.134.99	PTR	pppoe77-41-134-99.izhevsk.ud9.ru
77.41.134.115	PTR	pppoe77-41-134-115.izhevsk.ud9.ru
77.41.134.129	PTR	pppoe77-41-134-129.izhevsk.ud9.ru
77.41.134.131	PTR	pppoe77-41-134-131.izhevsk.ud9.ru
77.41.134.145	PTR	pppoe77-41-134-145.izhevsk.ud9.ru
77.41.134.163	PTR	pppoe77-41-134-163.izhevsk.ud9.ru
77.41.134.173	A	mail2.vostoc.ru
77.41.134.177	PTR	pppoe77-41-134-177.izhevsk.ud9.ru
77.41.134.178	PTR	pppoe77-41-134-178.izhevsk.ud9.ru
77.41.134.179	PTR	pppoe77-41-134-179.izhevsk.ud9.ru
77.41.134.193	PTR	pppoe77-41-134-193.izhevsk.ud9.ru
77.41.135.13	A	mail.avudm.ru
77.41.135.18	PTR	pppoe77-41-135-18.izhevsk.ud9.ru
77.41.135.35	PTR	pppoe77-41-135-35.izhevsk.ud9.ru
77.41.135.48	PTR	pppoe77-41-135-48.izhevsk.ud9.ru
77.41.135.66	PTR	pppoe77-41-135-66.izhevsk.ud9.ru
77.41.135.73	A	oditrade.ru
77.41.135.81	PTR	pppoe77-41-135-81.izhevsk.ud9.ru
77.41.135.83	PTR	pppoe77-41-135-83.izhevsk.ud9.ru
77.41.135.98	PTR	pppoe77-41-135-98.izhevsk.ud9.ru
77.41.135.112	PTR	pppoe77-41-135-112.izhevsk.ud9.ru
77.41.135.113	PTR	pppoe77-41-135-113.izhevsk.ud9.ru
77.41.135.114	PTR	pppoe77-41-135-114.izhevsk.ud9.ru
77.41.135.128	PTR	pppoe77-41-135-128.izhevsk.ud9.ru
77.41.135.162	PTR	pppoe77-41-135-162.izhevsk.ud9.ru
77.41.135.163	PTR	pppoe77-41-135-163.izhevsk.ud9.ru
77.41.135.177	PTR	pppoe77-41-135-177.izhevsk.ud9.ru
77.41.135.192	A	mkpiur.ru
77.41.135.194	PTR	ms.rmntk-ts.ru
77.41.135.209	PTR	pppoe77-41-135-209.izhevsk.ud9.ru
77.41.135.210	PTR	pppoe77-41-135-210.izhevsk.ud9.ru
77.41.135.224	PTR	pppoe77-41-135-224.izhevsk.ud9.ru
77.41.135.242	PTR	pppoe77-41-135-242.izhevsk.ud9.ru
77.41.135.243	PTR	pppoe77-41-135-243.izhevsk.ud9.ru
77.41.137.2	A+PTR	midware.ud9.ru
77.41.137.134	PTR	atinvest.ru
77.41.138.114	A	centre.uzel9.ru
77.41.140.2	A+PTR	mx2.uzel9.ru
77.41.140.2	A+PTR	relay.uzel9.ru
77.41.140.4	A	hosting.ud9.ru
77.41.140.8	A	www.ud9.ru
77.41.140.29	PTR	mx3.18rus.ru
77.41.140.29	A	mail.18rus.ru
77.41.140.29	A	mail.izhmail.ru
77.41.140.34	PTR	mediatime.ru
77.41.140.42	PTR	rcity.ru
77.41.141.115	A	mail.novitecpro.ru
77.41.141.160	PTR	pppoe77-41-141-160.izhevsk.ud9.ru
77.41.141.160	A	ns2.ricudm.ru
77.41.141.165	PTR	pppoe77-41-141-165.izhevsk.ud9.ru
77.41.141.165	A	iztt-app.com
77.41.141.215	PTR	pppoe77-41-141-215.izhevsk.ud9.ru
77.41.142.202	A	mail.rabotaest.ru