Robtex

Up: 195.66.78.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 195.66.78.0/25
Down right: 195.66.78.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
195.66.78.2	PTR	www.reso.ru
195.66.78.2	A	www.sphera.reso.ru
195.66.78.2	A	xn--e1asef.xn--p1ai
195.66.78.4	A	tourism.reso.ru
195.66.78.4	A	borrower.reso.ru
195.66.78.8	A	www.detal77.ru
195.66.78.8	A	detal77.ru
195.66.78.8	A	wposago.reso.ru
195.66.78.10	A+PTR	relay1.reso.ru
195.66.78.10	A	relay1.chance48.ru
195.66.78.11	A+PTR	relay2.reso.ru
195.66.78.11	A	relay2.chance48.ru
195.66.78.13	A+PTR	exch.mc.reso.ru
195.66.78.13	PTR	exch.msk.reso.ru
195.66.78.15	PTR	sgtest.reso.ru
195.66.78.16	PTR	sgtest1.reso.ru
195.66.78.23	A	travel.reso.ru
195.66.78.25	A	webmail2.reso.ru
195.66.78.25	A	webmail1.reso.ru
195.66.78.41	A	wp.reso.ru
195.66.78.61	PTR	mail.resoholding.com
195.66.78.83	PTR	webmail.reso.ru
195.66.78.87	A+PTR	ns01.reso.ru
195.66.78.91	A	pay.reso.ru
195.66.78.97	A+PTR	ns02.reso.ru
195.66.78.107	A+PTR	relay3.reso.ru
195.66.78.107	A	relay3.chance48.ru
195.66.78.120	A	webtutor.reso.ru
195.66.78.122	A	client.reso.ru
195.66.78.140	A	jmail7.reso.ru
195.66.78.149	A	webmail4.reso.ru
195.66.78.149	A	webmail6.reso.ru
195.66.78.149	A	webmail.reso.ru
195.66.78.203	A	detal78.ru
195.66.78.203	A	www.detal78.ru
195.66.78.233	PTR	kasper3.reso.ru