Robtex

Up: 203.81.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 203.81.48.0/21
Down right: 203.81.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.81.48.77	A	interport.com.sg
203.81.48.77	A	world-closer.net
203.81.48.77	A	world-closer.com
203.81.48.91	A	www.frencken.sg
203.81.48.138	A	seafco.com.sg
203.81.48.142	A	typhoon.gigenetasia.com
203.81.48.144	A	voyager.gigenetasia.com
203.81.48.145	A	chronicle.gigenetasia.com
203.81.48.169	A	dns3.corelayer.net
203.81.50.2	PTR	ns3.cxrus.net
203.81.50.20	PTR	www.nparks.gov.sg
203.81.50.46	PTR	teamlabpoc.cxrus.com
203.81.50.50	PTR	www.rcmilleniapresents.com.sg.staging.cxrus.net
203.81.50.138	A	www.8toinfinity.net
203.81.50.138	A	8toinfinity.net
203.81.50.171	A	ns2.cimbclicks.com.sg
203.81.50.201	A	cymulacrum.net
203.81.50.205	A	yangfreight.com
203.81.50.205	A	kanebo-sg.net
203.81.52.155	PTR	ns1494.ztomy.com
203.81.53.4	A	www.pqs-engr.com
203.81.53.5	A	www.pqs-engr.com
203.81.53.14	A	mail.nlbconference.com
203.81.53.14	A	drmartens.com.sg
203.81.53.38	A	ourchoice.biz
203.81.53.38	A	ara.com.hk
203.81.53.38	A	ourchoice.net
203.81.53.46	A	gakuse.com
203.81.53.83	A	ns1.registerevent.com
203.81.53.84	PTR	eworld.com.sg
203.81.53.86	A	ns2.registerevent.com
203.81.53.90	A	mail.aifms.com
203.81.53.99	PTR	ns2.dfinehub.net
203.81.53.99	A	ns1.btlights.com
203.81.53.99	A	ns2.cowinabox.com
203.81.53.103	PTR	ns1.dfinehub.net
203.81.53.194	PTR	ps.nic.net.sg
203.81.53.194	PTR	ws.nic.net.sg
203.81.53.226	PTR	jasonthefrog.com
203.81.53.227	PTR	mirror.wired2win.biz
203.81.53.227	A	imedeen.com.my
203.81.53.229	A	simplypentaxyl.com
203.81.54.39	A	antispam.luxasia.com
203.81.54.39	A	cleanmail-04-01-service.mailranger.com
203.81.54.68	A	www.sato-int.com
203.81.54.68	A	*.barcodesato.com
203.81.54.68	A	barcodesato.com
203.81.54.70	A	www.rgmi.com
203.81.55.3	A	kaichi.com.sg
203.81.55.3	A	stone-consultant.com
203.81.55.4	A	pop.subway.sg
203.81.55.4	A	mail.coloasia.com
203.81.55.33	PTR	unknown.8toinfinity.com.sg
203.81.55.33	A	ns1.yello.com.sg
203.81.55.33	A	mail.yello.com.sg
203.81.55.132	PTR	ns2.faithost.com
203.81.55.145	PTR	srv1.enterprise-sw.com
203.81.55.153	A	asol.vmtechsolutions.biz
203.81.55.156	A	hammermail.com
203.81.55.161	PTR	server.themeetinglab.com
203.81.55.201	PTR	jireh.com.sg
203.81.56.48	PTR	evolutionreg.com
203.81.56.66	PTR	gaming.bizwebasia.com
203.81.56.66	A	*.thundercity.org
203.81.56.66	A	irc.thundercity.org
203.81.56.70	PTR	www.bizwebhost.com.au
203.81.56.72	PTR	sg.bizwebasia.com
203.81.56.83	PTR	myfile.sg
203.81.56.86	PTR	mail.laxoglobal.com
203.81.56.87	PTR	ihost8.laxoglobal.net
203.81.56.98	PTR	qc.singhealth.com.sg
203.81.56.238	A	mail.alumexalliancegroup.com
203.81.56.238	A	mail.2elms.com.sg
203.81.56.238	A	pop.sichuandouhua.com
203.81.57.121	PTR	ns1.xetech.org
203.81.58.190	A+PTR	cat29-pas-f4.pacific.net.sg
203.81.58.196	PTR	panpacific-email.com
203.81.58.196	A	starwoodprivileges.com
203.81.58.216	PTR	www.dusit.com
203.81.60.130	A	survey.nokia-asia.com
203.81.60.163	PTR	mail.readyserver.net
203.81.60.173	PTR	leadership-solutions.com.sg
203.81.60.180	PTR	mail4.readyserver.net
203.81.60.226	PTR	mail.data.com.sg
203.81.60.233	PTR	mail.fil.com.sg
203.81.61.10	A	*.gmsasiapacific.com
203.81.61.10	A	gms-webmail1.gmsasiapacific.com
203.81.61.10	A	mail2.premierclubhotels.com
203.81.61.18	PTR	seafood.singhost.com
203.81.61.18	A	developers.sg
203.81.61.18	A	www.devs.sg
203.81.61.98	PTR	mail.vmail.org
203.81.61.98	A	*.theyaps.com
203.81.61.98	A	theyaps.com
203.81.61.106	PTR	wm.ufinity.com
203.81.61.163	A	mx.great2fly.com
203.81.61.163	A	mail.hrpremium.com
203.81.61.164	A	hrpremium.com
203.81.61.226	A+PTR	compart.pacweb.net.sg
203.81.61.227	A+PTR	compart2.pacweb.net.sg
203.81.62.83	A	ctlclaw.com.sg
203.81.62.83	A	mailcurrent.org
203.81.62.83	A	aluminiumgrill.com.sg
203.81.62.118	A	rdns1.expertvm.com
203.81.63.226	A	cat29-com-honeywell.pacific.net.sg
203.81.63.227	A	cat29-com-noc.pacific.net.sg
203.81.63.228	A	cat29-pas-a1.pacific.net.sg
203.81.63.233	A	cat29-pas-b3.pacific.net.sg
203.81.63.240	PTR	cat29-pas-d12-2.pacific.net.sg
203.81.63.243	A+PTR	cat29-com-b2.pacific.net.sg
203.81.63.245	A	cat29-pas-d12-4.pacific.net.sg
203.81.63.246	A	cat29-pas-b6.pacific.net.sg
203.81.63.253	A	cat29-pas-e10.idc.pacific.net.sg