Robtex

Up: 203.126.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.126.156.0/23
Down right: 203.126.158.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.126.156.44	A	www.vwpartners.com
203.126.156.148	A+PTR	mail.hartley.sg
203.126.156.148	A	hartley.sg
203.126.156.162	PTR	mail.biz3mail.com
203.126.156.162	A	biz3mail.com
203.126.156.162	A	stockbazzar.com
203.126.156.164	A	3startecheng.com
203.126.156.164	A	3sgbiz.com
203.126.156.165	A	3startecheng.com
203.126.156.165	A	3sgbiz.com
203.126.156.218	PTR	mail.tshysnergy.com.sg
203.126.156.218	A	mail.tshsynergy.com.sg
203.126.157.86	A	im.internationalsos.com
203.126.157.90	A	autodiscover.internationalsos.com
203.126.157.150	A+PTR	mail.indoguna.com.sg
203.126.157.151	A	www.greengrocer.com.sg
203.126.157.151	A	greengrocer.com.sg
203.126.157.228	PTR	mail.kctex.com.sg
203.126.157.228	A	smtp2.kctex.com.sg
203.126.158.15	A+PTR	outmail2.senokopower.com.sg
203.126.158.60	A+PTR	dns1.kaplan.com.sg
203.126.158.60	PTR	www.kaplan.com.sg
203.126.158.60	A	kaplansg.tv
203.126.158.61	A+PTR	dns2.kaplan.com.sg
203.126.158.62	A	www.kaplan.edu.sg
203.126.158.200	A+PTR	smtp1.amtek.com.sg
203.126.158.200	A	amtek-europe.com.cz
203.126.158.201	A+PTR	smtp2.amtek.com.sg
203.126.158.201	A	smtp5.interplex.com
203.126.158.206	A	mail.interplex.com
203.126.158.207	A	mail.interplex.com
203.126.159.27	A	apsgpweb.mfap.com.au
203.126.159.42	A+PTR	www.centralstar.com.sg
203.126.159.42	A	centralstar.com.sg
203.126.159.98	A+PTR	mail.sconce.com
203.126.159.98	A	mail.sconcesolutions.com
203.126.159.98	A	email.sconcesolutions.com
203.126.159.130	A	office.osgdc.org
203.126.159.133	A+PTR	mail.osgdc.org
203.126.159.140	A	osgdc.org
203.126.159.215	PTR	mail.lighthouse.sg
203.126.159.215	A+PTR	mail.sebrinaholdings.com
203.126.159.215	PTR	mail.naruma.sg