Robtex

Up: 203.131.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 203.131.64.0/19
Down right: 203.131.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.131.67.2	PTR	adsl-131.67.2.info.com.ph
203.131.68.229	A	ns1.247servers.com
203.131.69.192	PTR	adsl-131.69.192.info.com.ph
203.131.70.98	A	gsd.com.ph
203.131.70.98	A	mail.dsp.com.ph
203.131.70.98	A	dsp.com.ph
203.131.72.92	A	www.pldtdsl.com
203.131.72.92	A	www.pldtdsl.net
203.131.72.94	PTR	ns1.eccponline.com
203.131.74.2	A	postfix06.vitro.epldt.net
203.131.74.3	PTR	postfix06.vitro.epldt.net
203.131.74.3	PTR	postfix7.info.com.ph
203.131.74.5	A+PTR	postfix1.vitro.epldt.net
203.131.74.5	A	ims2.humancapital-asia.com
203.131.74.6	A	imss3.vitro.epldt.net
203.131.75.66	A+PTR	dns3.epldt.net
203.131.75.66	A	prdns03.epldt.net
203.131.75.67	A+PTR	dns4.epldt.net
203.131.76.71	PTR	linplesk2.vitro.ph
203.131.76.229	PTR	webmail.epldt.biz
203.131.76.230	A	exsmtp01.epldt.biz
203.131.76.231	A	exsmtp02.epldt.biz
203.131.76.232	PTR	mail.epldt.biz
203.131.76.237	A	exsmtp03.epldt.biz
203.131.77.194	A	andrea.bancnetonline.com
203.131.77.197	A	fileexchange.bancnetonline.com
203.131.77.198	A	ns1.bancnetonline.com
203.131.77.198	A	ns3.bancnetonline.com
203.131.78.52	A+PTR	ray.epldt.biz
203.131.78.52	A+PTR	mail.info.com.ph
203.131.78.67	PTR	mail.vitro.biz
203.131.78.67	A	mail.epldt.vitro.biz
203.131.78.70	A+PTR	sybari.vitro.biz
203.131.78.124	A	mrtg.epldt.net
203.131.78.131	A	mx.abmglobal-solutions.net
203.131.78.131	A	mx.abmglobal-solutions.info
203.131.78.153	A	abmglobal-solutions.com
203.131.78.253	PTR	nso2.svi.ph
203.131.79.0	PTR	ll-79-0.epldt.net
203.131.79.68	A+PTR	mailcast.bir.gov.ph
203.131.79.68	A	mail.iprestigerewards.com
203.131.79.221	A+PTR	tsel.igateway.ph
203.131.79.255	PTR	ll-79-255.epldt.net
203.131.80.85	PTR	mail2.asianterminals.com.ph
203.131.81.123	PTR	dfa-oavs.gov.ph
203.131.83.59	PTR	mail.laguna-daiichi.com.ph
203.131.83.229	PTR	dns2.gcic.edu.ph
203.131.87.42	A	mx.playwebgames.ph
203.131.87.138	A	agrix.cc
203.131.87.138	A	mail-pl.agrix.cc
203.131.87.138	A	mail-pl.hrdsingapore.com
203.131.88.1	A	sfis.com.au
203.131.89.51	A	mail2.masuda.com.ph
203.131.93.239	A	mail.aburami.net
203.131.97.3	PTR	adsl-131.97.3.info.com.ph
203.131.98.3	PTR	ns3.delmonte-phil.com
203.131.98.4	PTR	ns4.delmonte-phil.com
203.131.99.64	PTR	adsl-131.99.64.info.com.ph
203.131.99.128	PTR	adsl-131.99.128.info.com.ph
203.131.101.64	PTR	adsl-131.101.64.info.com.ph
203.131.103.3	PTR	adsl-131.103.3.info.com.ph
203.131.103.128	PTR	adsl-131.103.128.info.com.ph
203.131.105.3	PTR	adsl-131.105.3.info.com.ph
203.131.105.192	PTR	adsl-131.105.192.info.com.ph
203.131.106.129	PTR	adsl-131.106.129.info.com.ph
203.131.107.195	PTR	adsl-131.107.195.info.com.ph
203.131.109.129	PTR	adsl-131.109.129.info.com.ph
203.131.111.128	PTR	adsl-131.111.128.info.com.ph
203.131.111.187	A	gvrpd03.awsol-i.com
203.131.112.122	PTR	linux.accralaw.com
203.131.114.11	PTR	dwcv.edu.ph
203.131.114.12	PTR	dwcv.edu.ph
203.131.114.13	PTR	dwcv.edu.ph
203.131.114.171	PTR	mail.wsi.com.ph
203.131.114.171	A	wsi.com.ph
203.131.114.171	A	www.wsi.com.ph
203.131.114.178	PTR	mail.tap-toyota.com.ph
203.131.114.179	PTR	mail.tap-toyota.com.ph
203.131.115.66	PTR	mail.cmmtc.com
203.131.115.69	A	skywayomco.com
203.131.117.186	PTR	mail.juntec.com.ph
203.131.118.141	A	hondaparts.com.ph
203.131.122.126	A+PTR	kmp.com.ph
203.131.122.126	A	mail.kmp.com.ph
203.131.127.90	PTR	mail.anflocor.com