Robtex

Up: 203.77.216.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.77.216.0/25
Down right: 203.77.216.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.77.216.4	A+PTR	deo216-4.java.net.id
203.77.216.68	A+PTR	deo216-68.java.net.id
203.77.216.69	A	deo216-69.java.net.id
203.77.216.84	PTR	deo216-84.java.net.id
203.77.216.84	A	ns1.ntpdc.net
203.77.216.85	PTR	deo216-85.java.net.id
203.77.216.85	A	ns2.ntpdc.net
203.77.216.107	A	dns.rakhman.com
203.77.216.122	PTR	deo216-122.java.net.id
203.77.216.122	A	elhifa.co.id
203.77.216.123	A	ns1.ntphosting.com
203.77.216.130	PTR	deo216-130.java.net.id
203.77.216.130	A	mail.ohlala-indonesia.com
203.77.216.130	A	blackberry.bosen.net
203.77.216.131	A+PTR	deo216-131.java.net.id
203.77.216.131	A	signalinovasi.com
203.77.216.131	A	ns6.bosen.net
203.77.216.132	A+PTR	deo216-132.java.net.id
203.77.216.132	A	binakonstruksi.net
203.77.216.133	A	minangadivers.com
203.77.216.216	PTR	deo216-216.java.net.id
203.77.216.216	A	gampang.com
203.77.216.216	A	margasukses.com
203.77.216.253	A	deo216-253.java.net.id