Robtex

Up: 61.8.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 61.8.64.0/23
Down right: 61.8.66.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
61.8.64.14	A+PTR	gi0-1-202.slosrhidr1.idola.net.id
61.8.64.49	PTR	mail.test.com
61.8.64.58	PTR	mail.pt-dkm.com
61.8.64.68	A	mail2.hino.co.id
61.8.64.82	PTR	ns1.lapan.go.id
61.8.64.84	PTR	www.lapan.go.id
61.8.64.85	PTR	mail.lapan.go.id
61.8.64.187	PTR	webmail.beraucoal.co.id
61.8.64.188	PTR	mail.beraucoal.co.id
61.8.64.205	PTR	ns2.stikom-bali.ac.id
61.8.64.228	A	test01.idola.net.id
61.8.64.229	A	test02.idola.net.id
61.8.65.98	A	ns2krisna.usefulz.com
61.8.65.99	A	sanapati.net
61.8.65.101	A	mail.sanapati.net
61.8.65.109	A	ns1krisna.usefulz.com
61.8.65.131	A	www.ahacentre.org
61.8.65.131	A	ahacentre.org
61.8.65.135	A	dmrs.ahacentre.org
61.8.65.150	A+PTR	mail.askridasyariah.co.id
61.8.65.151	A	www.askridasyariah.co.id
61.8.65.151	A	askridasyariah.co.id
61.8.65.180	A+PTR	mail.tribunlampung.co.id
61.8.65.193	A	tamanramadps.com
61.8.65.193	A	mail.tamanramadps.com
61.8.65.193	A	mail.paradisefmbali.com
61.8.65.197	PTR	mail.paradisefmbali.com
61.8.65.197	A	smkpariwisatadalung.sch.id
61.8.65.197	A	dewatalink.com
61.8.65.244	A+PTR	mail.priamanaya.com
61.8.66.140	A+PTR	mail.ramains.com
61.8.66.140	A	webmail.ramains.com
61.8.66.146	A	www.domainkami.com
61.8.66.146	A	ns1.beritasatu.net
61.8.66.148	A	mail.iml.co.id
61.8.66.148	A	siam.umri.ac.id
61.8.66.148	A	mail.scenergindo.com
61.8.66.152	PTR	ip152.hollit.com
61.8.66.152	A	suryautamaputra.com
61.8.66.152	A	indofortech.com
61.8.66.155	A	www.grahafatta.com
61.8.66.251	PTR	mail.lpem.org
61.8.66.253	PTR	mail.lpem-feui.org
61.8.67.90	A	www.djakartalloyd.co.id
61.8.67.90	A	djakartalloyd.co.id
61.8.67.94	PTR	mail.ptwbi.co.id
61.8.67.140	PTR	mail.umri.ac.id
61.8.67.146	A	eproc.luwuutara.go.id
61.8.67.147	PTR	lpse.luwuutara.go.id
61.8.67.178	PTR	mail.polymindo.com
61.8.67.213	PTR	mail.careind.or.id
61.8.67.214	PTR	www.careindonesia.or.id
61.8.67.235	A+PTR	mail.bankmaspion.co.id
61.8.67.235	A+PTR	smtp.bankmaspion.co.id
61.8.67.235	A	mta1.bankmaspion.co.id
61.8.67.236	PTR	www.bankmaspion.co.id
61.8.67.237	PTR	pop3.bankmaspion.co.id
61.8.67.237	A+PTR	webmail.bankmaspion.co.id