Robtex

Up: 203.117.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 203.117.192.0/21
Down right: 203.117.200.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.117.192.66	PTR	mail.noroffshore.com
203.117.195.99	PTR	mail.mda.com.sg
203.117.195.234	PTR	ogpartners.com
203.117.195.234	A	embryonics.biz
203.117.195.234	A	asiabird.com
203.117.195.241	A+PTR	sent01.siamexpress.com.sg
203.117.196.90	A	skywave.sg
203.117.199.206	A	mail.designexchange.com
203.117.200.103	A	asiafundspaces.com
203.117.200.103	A	asiafunspace.com
203.117.200.219	A	mail2.guocoleisure.com
203.117.203.10	A	ready-software.net
203.117.203.10	A	www.ready-software.net
203.117.203.14	A	ready-pay.net
203.117.203.114	A	mail.sscharities.com
203.117.203.139	A	mail.questnet.sg
203.117.204.115	A	juzcall.com
203.117.204.216	PTR	mx1.europtronic.com
203.117.204.216	A	mx2.europtronic.com
203.117.205.4	A	dev.wph.com.sg
203.117.205.178	PTR	netaccess.com.sg
203.117.206.19	A	smtp.dpgroup.com.sg
203.117.206.131	PTR	mx.fibrecom.biz
203.117.206.131	A	prdns.infinops.com.sg
203.117.206.163	A	u3cdemo.com
203.117.206.211	PTR	mail.tangs.net
203.117.207.36	A	*.familymovers.com
203.117.207.36	A	www.autosystem.com.sg
203.117.207.36	A	mail2.familymovers.com
203.117.207.40	PTR	mail.winpro.com.sg
203.117.207.51	A+PTR	mail01.aphesys.com.sg
203.117.207.53	A	ns2.aphesys.com.sg