Robtex

Up: 203.125.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.125.24.0/22
Down right: 203.125.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.125.24.34	PTR	focusadventure.com
203.125.24.34	A	vpn.focusadventure.com
203.125.24.34	A	mail.thep1club.com
203.125.24.37	A	mail.focusadventure.com
203.125.24.97	A	sam4.ncs.com.sg
203.125.24.136	A	piercehealth.com
203.125.24.138	A	howareyousingapore.com
203.125.24.138	A	singaporevip.com
203.125.24.139	A	www.bqtgroup.com
203.125.25.13	A	exch.zentechspl.com
203.125.25.14	A+PTR	exch.redisafe.com
203.125.25.14	A	mbx01.redisafe.com
203.125.25.98	A+PTR	ns1.thiss.net
203.125.25.98	A	thiss.net
203.125.25.107	A+PTR	mail.thiss.net
203.125.25.226	PTR	mail2.spectec.com.sg
203.125.25.226	A	www.spectec.com.sg
203.125.25.226	A	ns1.spectec.com.sg
203.125.25.227	PTR	mail.spectec.com.sg
203.125.25.242	A+PTR	ngaipdc.ngai.com.sg
203.125.26.28	A	starstandard.com.sg
203.125.26.52	A	salusa.theadventus.com
203.125.26.57	A	mx0.theadventus.com
203.125.26.57	A	mx1.theadventus.com
203.125.26.141	A+PTR	mailgate.stet.com.sg
203.125.26.195	A	ns1.stlogs.com
203.125.26.196	A	ns2.stlogs.com
203.125.26.203	A	mail.stlogs.com
203.125.26.209	PTR	mail.aeromedicalcentre.com
203.125.26.209	PTR	webmail.aeromedicalcentre.com
203.125.26.209	A+PTR	mail.plexisfreight.com
203.125.26.210	PTR	mail1.aeromedicalcentre.com
203.125.26.210	PTR	ppmail.aeromedicalcentre.com
203.125.26.210	PTR	mail1.plexisfreight.com
203.125.26.227	A+PTR	mail.axs.com.sg
203.125.26.227	A	mail.axs.sg
203.125.26.228	A	axs.sg
203.125.26.228	A	www.axs.sg
203.125.27.75	A	lingjacksmart.com
203.125.27.77	A+PTR	mail.lingjack.com
203.125.27.194	A	logica.universalsecretarial.com
203.125.27.194	A	logica.bosconsultancy.com
203.125.27.194	A	bosconsultancy.com
203.125.28.40	A+PTR	tpclaw.tpclaw.com.sg
203.125.28.84	A	jsi.com.sg
203.125.28.84	A	www.jsi.com.sg
203.125.28.99	A+PTR	mailserver.amclub.org.sg
203.125.28.105	PTR	mailserver.amclub.org.sg
203.125.29.67	PTR	mail.starlineasia.com
203.125.29.67	PTR	mail.sunshiptechnologies.com
203.125.29.67	A	utamamarine.com
203.125.29.72	A	meridianasia.com
203.125.29.72	A	mx.meridianasia.com
203.125.29.73	A	meridianportmgmt.com
203.125.29.75	A+PTR	mail.tristanshipping.com
203.125.29.75	PTR	mail.starlineagencies.com
203.125.29.75	PTR	mail.slaathai.com
203.125.29.76	PTR	mail.starlineagencies.com
203.125.29.76	PTR	mail.slaathai.com
203.125.29.76	PTR	mail.tristanshipping.com
203.125.29.153	PTR	mx10.msc-consulting.com.sg
203.125.29.153	A	mail.msc-consulting.com.sg
203.125.29.215	A	ergo.com.sg
203.125.29.215	A	www.ergo.com.sg
203.125.29.221	PTR	vrlexch.vrlknowledgebank.com.sg
203.125.30.22	A	mrs.com.sg
203.125.30.99	PTR	pop.esp.com.sg
203.125.30.99	PTR	smtp.esp.com.sg
203.125.30.99	A	mail.esp.com.sg
203.125.30.132	A+PTR	webmail.kuo.com.sg
203.125.30.133	A+PTR	smtp.kuo.com.sg
203.125.30.137	PTR	webmail.kuo.com.sg
203.125.30.165	PTR	pathfinder.sg
203.125.30.166	A	mail.huayan.sg
203.125.30.170	A	united-team.com
203.125.30.251	PTR	mailap.gunnebo.com
203.125.31.2	A+PTR	smtp.santeh.com.sg
203.125.31.2	A	dns1.picomail.net
203.125.31.2	A	relay.picomail.net
203.125.31.12	A	gia.com.sg
203.125.31.19	A	alimak.sg
203.125.31.115	PTR	chinaknowledge.com
203.125.31.115	PTR	mail2.chinaknowledge.com
203.125.31.115	PTR	portal.chinaknowledge.com
203.125.31.120	A	changieservices.com
203.125.31.123	A	www.cagswift.com
203.125.31.123	A	cagswift.com
203.125.31.123	A	changipms.com
203.125.31.161	A+PTR	mail.betzler-consortium.com