Robtex

Up: 183.81.152.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 183.81.153.0/25
Down right: 183.81.153.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
183.81.153.2	A+PTR	mail.hanastar.net.id
183.81.153.2	A	mail.jmtech.co.id
183.81.153.2	A	jmtech.co.id
183.81.153.3	PTR	mail.hanastar.net.id
183.81.153.4	PTR	mail.hanastar.net.id
183.81.153.4	A	mail.innedisk.com
183.81.153.4	A	*.harapan-busana.com
183.81.153.5	A+PTR	smtp.hanastar.net.id
183.81.153.6	PTR	mail.hanastar.net.id
183.81.153.10	PTR	10-153.hanastarnet
183.81.153.10	A	ns3.hanastar.net.id
183.81.153.10	A	ns3.hanasta.net.id
183.81.153.28	PTR	28.sub-153-81-183.hanastar.net.id
183.81.153.29	PTR	29-153.hanastarnet
183.81.153.29	A	samindoresources.com
183.81.153.33	PTR	33.sub-153-81-183.hanastar.net.id
183.81.153.35	PTR	mail.jmtech.co.id
183.81.153.37	PTR	37.sub-153-81-183.hanastar.net.id
183.81.153.38	PTR	38.sub-153-81-183.hanastar.net.id
183.81.153.39	PTR	39.sub-153-81-183.hanastar.net.id
183.81.153.41	PTR	41.sub-153-81-183.hanastar.net.id
183.81.153.49	PTR	49.sub-153-81-183.hanastar.net.id
183.81.153.52	PTR	52.sub-153-81-183.hanastar.net.id
183.81.153.54	PTR	54.sub-153-81-183.hanastar.net.id
183.81.153.59	PTR	59.sub-153-81-183.hanastar.net.id
183.81.153.64	PTR	64.sub-153-81-183.hanastar.net.id
183.81.153.65	PTR	65.sub-153-81-183.hanastar.net.id
183.81.153.68	PTR	68-153.hanastarnet
183.81.153.71	PTR	71-153.hanastarnet
183.81.153.71	A	yes24.co.id
183.81.153.72	PTR	72.sub-153-81-183.hanastar.net.id
183.81.153.72	A	www.yes24.co.id
183.81.153.74	PTR	74.sub-153-81-183.hanastar.net.id
183.81.153.80	PTR	80.sub-153-81-183.hanastar.net.id
183.81.153.80	A	ticket.yes24.co.id
183.81.153.93	PTR	93.sub-153-81-183.hanastar.net.id
183.81.153.96	PTR	96.sub-153-81-183.hanastar.net.id
183.81.153.98	PTR	98.sub-153-81-183.hanastar.net.id
183.81.153.101	PTR	101.sub-153-81-183.hanastar.net.id
183.81.153.109	PTR	109.sub-153-81-183.hanastar.net.id
183.81.153.111	PTR	111.sub-153-81-183.hanastar.net.id
183.81.153.116	PTR	116.sub-153-81-183.hanastar.net.id
183.81.153.137	PTR	137.sub-153-81-183.hanastar.net.id
183.81.153.138	PTR	138.sub-153-81-183.hanastar.net.id
183.81.153.145	PTR	145-153.hanastarnet
183.81.153.145	A	mgssukabumi.co.id
183.81.153.148	A+PTR	smtp-alt.mgssukabumi.co.id
183.81.153.149	A+PTR	mx.mgssukabumi.co.id
183.81.153.158	PTR	158.sub-153-81-183.hanastar.net.id
183.81.153.166	PTR	166.sub-153-81-183.hanastar.net.id
183.81.153.170	A+PTR	mail.kaho2.co.id
183.81.153.170	A	kaho2.co.id
183.81.153.176	PTR	176.sub-153-81-183.hanastar.net.id
183.81.153.177	PTR	177.sub-153-81-183.hanastar.net.id
183.81.153.182	PTR	182.sub-153-81-183.hanastar.net.id
183.81.153.185	PTR	185-153.hanastarnet
183.81.153.185	A	nes.bsindonesia.com
183.81.153.185	A	bsindonesia.com
183.81.153.186	PTR	186.sub-153-81-183.hanastar.net.id
183.81.153.190	PTR	190.sub-153-81-183.hanastar.net.id
183.81.153.196	PTR	196-153.hanastarnet
183.81.153.199	PTR	199.sub-153-81-183.hanastar.net.id
183.81.153.202	PTR	202.sub-153-81-183.hanastar.net.id
183.81.153.202	A	jx.pratama.net
183.81.153.204	PTR	204-153.hanastarnet
183.81.153.204	A	jxsniper.pratama.net
183.81.153.205	PTR	205.sub-153-81-183.hanastar.net.id
183.81.153.207	PTR	207-153.hanastarnet
183.81.153.210	PTR	210.sub-153-81-183.hanastar.net.id
183.81.153.214	PTR	214.sub-153-81-183.hanastar.net.id
183.81.153.218	A	nhsec.co.id
183.81.153.221	A	woorisec.com
183.81.153.222	A+PTR	mail.nhsec.co.id
183.81.153.233	PTR	233.sub-153-81-183.hanastar.net.id
183.81.153.234	PTR	234.sub-153-81-183.hanastar.net.id
183.81.153.239	PTR	239.sub-153-81-183.hanastar.net.id
183.81.153.244	PTR	244-153.hanastarnet
183.81.153.244	A	www.pttitan.com
183.81.153.244	A	pttitan.com
183.81.153.245	PTR	245-153.hanastarnet
183.81.153.245	A	ns2.pttitan.com
183.81.153.245	A	mail.pttitan.com
183.81.153.246	PTR	246.sub-153-81-183.hanastar.net.id
183.81.153.252	PTR	252.sub-153-81-183.hanastar.net.id
183.81.153.253	PTR	253.sub-153-81-183.hanastar.net.id