Robtex

Up: 180.178.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 180.178.72.0/23
Down right: 180.178.74.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
180.178.72.73	A	m.sbnsg.com
180.178.72.75	A	mail.sourcebynet.net
180.178.72.77	A	ns1.sbnsg.com
180.178.72.77	A	ns1.sourcebynet.com
180.178.72.77	A	ns1.sourcebynet.org
180.178.72.83	A	siptrunkfederation.com
180.178.72.83	A	www.epsilontel.com
180.178.72.88	A	ithosdigital.com
180.178.72.139	PTR	www.ihubmedia.com
180.178.72.140	PTR	www.ihubmedia.com
180.178.72.143	PTR	www.ihubmedia.com
180.178.72.253	A	ns2.epsilonhorizon.com
180.178.73.3	A	ns4.ihubmedia.com
180.178.73.3	A	www.ignitelab.com
180.178.73.4	A	cn-apps.ignitelab.com
180.178.73.5	A	ns1.ihubmedia.com
180.178.73.6	PTR	mail2.ihubmedia.com
180.178.73.27	A	unicpitv.com
180.178.73.27	A	www.bumi.tv
180.178.73.27	A	luwaklove.com
180.178.73.34	PTR	ntp.razerzone.com
180.178.73.35	A+PTR	irp.razerzone.com
180.178.73.50	A	webmail2.razerzone.com
180.178.73.123	A	news-x.net
180.178.73.134	A	dmtrue.com
180.178.73.137	A	aftech.sg
180.178.73.137	A	afusion.com
180.178.73.186	A+PTR	mail.westcomsolutions.com.sg
180.178.73.186	A	duxtoncap.com
180.178.73.186	A	mail.duxtoncap.com
180.178.73.188	A	barracuda.wisholdings.com.sg
180.178.73.188	A	barracuda.duxtonam.com
180.178.73.188	A	barracuda.one-teleace.com
180.178.73.189	PTR	mail.weishen.com.sg
180.178.73.194	A	filebook.com.ph
180.178.73.194	A	www.filebook.com.ph
180.178.73.196	A	mail.filebook.com.ph
180.178.73.205	A	clementcorp.com.sg
180.178.73.216	A	mx1.vscalefusion.com
180.178.73.238	A	skmyanmar.com
180.178.73.238	A	www.myanmarywa.com
180.178.73.246	A	xlab.mmbiz.net
180.178.73.246	A	mail.mmbiz.net
180.178.75.128	A	sgc010.redfinger.com
180.178.75.132	A	sg-track.redfinger.com