Robtex

Up: 203.81.36.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 203.81.38.0/24
Down right: 203.81.39.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.81.38.4	PTR	fire.corp8.com
203.81.38.4	A	pop.i-tyre.com
203.81.38.4	A	smtp.i-tyre.com
203.81.38.8	A	secdns.8toinfinity.com.sg
203.81.38.8	A	ns2.8toinfinity.com
203.81.38.8	A	ns2.8toinfinity.com.sg
203.81.38.9	A	ix-conference.com
203.81.38.13	A	mail.kellyservices.com.ph
203.81.38.13	A	mail.bticonsultants.com
203.81.38.14	A	sapthaswaram.com
203.81.38.14	A	itunes.my
203.81.38.18	A	farmersupplyhardware.co.za
203.81.38.18	A	hewstonegifts.com
203.81.38.19	A	browsernews.org
203.81.38.19	A	frontrowgrunt.com
203.81.38.22	A	ns1.securefusion.net
203.81.38.23	A	ns2.securefusion.net
203.81.38.26	A	proxy5.remotepc.net
203.81.38.27	PTR	ground.singhost.com
203.81.38.27	A	adasia.com.sg
203.81.38.27	A	gigenetasia.com
203.81.38.29	A	pop.bluestone-corp.com
203.81.38.29	A	mail.cadi.sg
203.81.38.34	PTR	eustance.enodns.com
203.81.38.34	A	gstrea.com
203.81.38.34	A	labuanshipyard.com
203.81.38.36	A	mail.aogsupply.com
203.81.38.36	A	mail.andylau.info
203.81.38.38	PTR	logos.synergies.com.sg
203.81.38.38	A	mail.synergiesgroup.biz
203.81.38.38	A	mail.celdevelopment.com.sg
203.81.38.43	A	conoco.com.my
203.81.38.153	A	mail3.snix.net
203.81.38.154	A	snix.info
203.81.38.154	A	snix.org
203.81.38.163	A	ns1.8.to
203.81.38.164	A	ns2.8.to
203.81.38.171	A	paperconnections.com.sg
203.81.38.171	A	kose.com.sg
203.81.38.171	A	oasisinteractive.com.sg
203.81.38.200	PTR	mail.vooju.com
203.81.38.210	A+PTR	sqtbl1.pacweb.net.sg
203.81.38.211	A	sqtbl2.pacweb.net.sg
203.81.38.212	A	sqtbl3.pacweb.net.sg
203.81.38.213	PTR	mail.finexis.com.sg
203.81.38.218	PTR	hsbcinsagency.com.sg
203.81.38.218	PTR	a13001hsb.hsbcinsagency.com.sg
203.81.38.218	PTR	hub.hsbcinsagency.com.sg
203.81.38.226	PTR	jobconnect.com.sg
203.81.38.228	PTR	jobsfactory.com
203.81.39.39	PTR	mail.vooju.com
203.81.39.219	PTR	brightsparks.com.sg
203.81.39.220	PTR	jobscentral.com.sg
203.81.39.225	PTR	ns1.efair.sg
203.81.39.226	PTR	mail.crejob.com
203.81.39.226	A	cambridgereim.com
203.81.39.226	A	cambridgeipm.com
203.81.39.228	PTR	www.efair.sg
203.81.39.230	PTR	ns2.efair.sg