Robtex

Up: 5.153.128.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.153.128.0/25
Down right: 5.153.128.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.153.128.1	PTR	opas-24-mt-gw.donbass.net
5.153.128.6	A+PTR	rural.donbass.com
5.153.128.10	A+PTR	newline.donbass.com
5.153.128.14	PTR	indushka2.donbass.com
5.153.128.18	A+PTR	orion.donbass.com
5.153.128.22	A	ignatov.donbass.com
5.153.128.30	PTR	bahmutnet.donbass.com
5.153.128.30	A	ns.bahmut.net
5.153.128.30	A	bahmut.net
5.153.128.33	PTR	ipresurs-gw.donbass.net
5.153.128.34	PTR	ipresurs.donbass.com
5.153.128.34	A	privatbank-51-mt.donbass.com
5.153.128.42	A+PTR	mcoald-2.donbass.com
5.153.128.46	PTR	cdc.donbass.com
5.153.128.50	PTR	stylenet.donbass.com
5.153.128.54	A+PTR	arena.donbass.com
5.153.128.58	A+PTR	harvest-vld.donbass.com
5.153.128.68	A	admin.city-line.com.ua
5.153.128.74	PTR	homenet.donbass.com
5.153.128.78	A+PTR	popov.donbass.com
5.153.128.90	A+PTR	novaposhta.donbass.com
5.153.128.94	PTR	parallel-6-mt-s.donbass.com
5.153.128.98	A+PTR	opas.mrp.donbass.com
5.153.128.102	PTR	opas.mrp.donbass.com
5.153.128.106	PTR	opas.stg.donbass.com
5.153.128.110	PTR	opas.slav.donbass.com
5.153.128.114	PTR	opas.sne.donbass.com
5.153.128.118	PTR	opas.tr.donbass.com
5.153.128.126	PTR	opas.sht.donbass.com
5.153.128.134	A+PTR	opas.art.donbass.com
5.153.128.138	A+PTR	opas.glk.donbass.com
5.153.128.142	A+PTR	opas.drp.donbass.com
5.153.128.146	A+PTR	opas.dkch.donbass.com
5.153.128.150	PTR	opas.dkk.donbass.com
5.153.128.154	PTR	opas.enk.donbass.com
5.153.128.158	PTR	opas.enk.donbass.com
5.153.128.162	PTR	opas.kmt.donbass.com
5.153.128.166	A+PTR	opas.knr.donbass.com
5.153.128.170	PTR	opas.krch.donbass.com
5.153.128.182	A+PTR	volnet-rbs.donbass.com
5.153.128.186	A+PTR	ekhp.donbass.com
5.153.128.194	A+PTR	meganet-l36a.donbass.com
5.153.128.202	A+PTR	global.donbass.com
5.153.128.206	PTR	saltnet.donbass.com
5.153.128.222	PTR	test44.donbass.com