Robtex

Up: 203.116.24.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.116.28.0/23
Down right: 203.116.30.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.116.28.3	PTR	battlefield.fragnetics.com
203.116.28.18	PTR	ns2.fragnetics.com
203.116.28.24	A	xn--y7yt7qvuz.com
203.116.28.24	A	therighttolivefoundation.com
203.116.28.27	PTR	2ezasia.com
203.116.28.43	A	victory-web.com
203.116.28.43	A	designshed.biz
203.116.28.43	A	homevale.com
203.116.28.59	A	island.com.sg
203.116.28.66	A	zulus.dinersclub.com.sg
203.116.28.68	PTR	mail2.dinersclub.com.sg
203.116.28.68	A	postbox.dinersclub.com.sg
203.116.28.69	A	mail.dinersclub.com.sg
203.116.28.75	PTR	smtp.cimb-gk.com
203.116.28.75	A	www.dinersclub.com.sg
203.116.28.75	A	diners.com.sg
203.116.28.130	PTR	webmail.informaticseducation.com
203.116.28.130	A	ns1.informaticsgroup.com
203.116.28.130	A	ns1.informaticsglobalcampus.com
203.116.28.134	A	external.informaticsgroup.com
203.116.28.135	A	www.informaticsgroup.com
203.116.28.135	A	informaticsgroup.com
203.116.28.147	A	ihldns1.informaticsgroup.com
203.116.28.158	A	www.informaticseducation.com
203.116.28.162	A	antispam.informaticsgroup.com
203.116.28.162	A	pp1.informaticseducation.com
203.116.28.162	A	antispam.informatics.edu.hk
203.116.28.184	A	ihl-appdev.informaticsgroup.com
203.116.28.186	A	webmail.informaticseducation.com
203.116.28.190	A	ns2.purpletrain.com
203.116.28.190	A	ns2.informaticsglobalcampus.com
203.116.28.190	A	ns2.informatics.edu.hk
203.116.28.196	A	wins-sgp-1.ap.natixis.com
203.116.29.2	PTR	mail.noel.com.sg
203.116.29.40	A	email.celebrityfitness.com.sg
203.116.29.97	A	mx1.musimmas.org
203.116.29.110	A	imsva.besdale.com
203.116.29.110	A	imsva.eq-resources.com
203.116.29.132	A	email.verizoninvest.com
203.116.29.132	A	email.musimmas.com
203.116.29.134	A	email.verizoninvest.com
203.116.29.134	A	email.musimmas.com
203.116.29.136	A	mx1.primeseason-i.com
203.116.29.136	A	mx2.verizoninvest.com
203.116.29.140	A	webmail.icofgroup.com
203.116.29.140	A	mail.wahanatirtasari.com
203.116.29.141	PTR	mx1.icofgroup.com
203.116.29.141	A	mx1.primeseason-i.com
203.116.29.141	A	mx1.indbss.com
203.116.29.179	A	mail.ptbima.com
203.116.29.179	A	mail.musimmas.org
203.116.29.245	A	nielsenmedia.com.sg
203.116.30.0	A	sas.edu.sg
203.116.30.34	A+PTR	repo.sas.edu.sg
203.116.30.195	A+PTR	eagles03.sas.edu.sg
203.116.30.208	A	meticulous.sas.edu.sg
203.116.30.219	A+PTR	eleave1.sas.edu.sg
203.116.30.220	A+PTR	sasdns1.sas.edu.sg
203.116.30.225	PTR	sasftp.sas.edu.sg
203.116.30.230	A+PTR	sas-sepm.sas.edu.sg
203.116.30.230	A	sasftp.sas.edu.sg
203.116.30.231	A	scum.sas.edu.sg
203.116.30.231	A	careerday.sas.edu.sg
203.116.30.235	A	sasmx.sas.edu.sg
203.116.30.238	A+PTR	mail.sas.edu.sg
203.116.30.250	A+PTR	23sas.sas.edu.sg
203.116.30.250	A	mseagle.sas.edu.sg
203.116.31.49	A	aguila.sas.edu.sg