Robtex

Up: 203.158.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.158.24.0/22
Down right: 203.158.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.158.24.21	A	smtp.ytlcomms.com.my
203.158.24.21	A	ytlcomms.com.my
203.158.24.21	A	mail.myprize.my
203.158.25.60	A	buildcon.com.my
203.158.25.131	A	speed.ytlcomms.my
203.158.25.139	PTR	sntemgws01.ytlcomms.com
203.158.25.139	A+PTR	email.ytlcomms.my
203.158.25.139	A+PTR	mail.ytlcomms.my
203.158.25.141	A	spytl.com
203.158.27.3	A	mail.lattree.com
203.158.27.26	A	girportal.ytlhotels.com
203.158.27.123	A	buildcon.com.my
203.158.27.123	A	www.buildcon.com.my
203.158.27.166	A+PTR	mail.smeordnance.com
203.158.27.182	A	mail3.lonpac.com
203.158.27.184	A	hovidlifescience.com
203.158.27.185	A	dr-ns.lonpac.com
203.158.27.189	PTR	mail3.hovid.com
203.158.28.234	A	backup.dapat.com
203.158.29.23	A	mail.yw.my
203.158.31.2	PTR	dns1.ytlesolutions.com
203.158.31.3	A	ns2.ytlesolutions.com
203.158.31.6	A	d2sentul.com.my
203.158.31.6	A	shook.com.my
203.158.31.6	A	ytlhospitalityreit.com
203.158.31.12	PTR	ipms.ytlesolutions.com
203.158.31.13	A	www.ytlco.com
203.158.31.13	A	www.spytl.my
203.158.31.17	PTR	dbis.ytlinfoscreen.com.my
203.158.31.25	A	assp.ytlplatinumplus.com
203.158.31.25	A	assp.starhillgallery.com
203.158.31.25	A	assp.ytlhospitalityreit.com
203.158.31.34	A	mail.trillium.com.my
203.158.31.34	A	mail.infoscreennetworks.com
203.158.31.34	A	mail.islandair.com.my
203.158.31.131	A	www.ytl-ess.com
203.158.31.131	A	ytl-ess.com
203.158.31.155	A	dnsserver5.ytlhotels.com
203.158.31.161	PTR	ytl.com.my