Robtex

Up: 123.231.64.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 123.231.64.0/20
Down right: 123.231.80.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
123.231.64.60	A	mail.touchwood.com
123.231.64.122	PTR	mail.inbay.co.uk
123.231.64.142	A	ipg.dialog.lk
123.231.64.171	PTR	relay1.abansgroup.com
123.231.64.174	PTR	mail.aze.lk
123.231.64.174	A	www.aze.lk
123.231.64.178	A	mail.crysbro.net
123.231.64.182	A	mail1.crysbro.net
123.231.64.194	PTR	mail.cida-psu.lk
123.231.64.195	PTR	mail.psulanka.lk
123.231.64.212	A+PTR	mail1.mcb.com.lk
123.231.64.239	A	www.sampathcards.lk
123.231.64.239	A	sampathcards.lk
123.231.65.36	PTR	mail.lankaputhra.lk
123.231.65.36	A	lankaputhra.lk
123.231.65.50	A+PTR	mail.jayjaymills.lk
123.231.65.51	A+PTR	mail.twinstar.lk
123.231.65.51	A	www.twinstar.lk
123.231.65.74	A	anything.lk
123.231.65.76	PTR	mmall.wow.lk
123.231.65.76	A	124.160.39-static-mal-sw-in-v1-p.wow.lk
123.231.65.76	A	124.170.1-static-mal-as01-in-l1-p.wow.lk
123.231.65.170	PTR	tplmailserver.thermosl.com
123.231.65.173	A	ltentp1.dialog.lk
123.231.65.173	A	u3dstudios.com
123.231.66.11	A	iata-agents.lk
123.231.66.11	A	www.galileo.lk
123.231.66.11	A	www.iata-agents.lk
123.231.66.84	PTR	mail.thinkcube.com
123.231.66.180	A+PTR	mail.qualitea.lk
123.231.66.194	A	www.fame.lk
123.231.66.194	A	fame.ualink.lk
123.231.66.194	A	fame.lk
123.231.66.228	A	asirigroup.com
123.231.66.229	A	asiri.info
123.231.67.98	A	allapps.mobi
123.231.68.26	A	ns2.ndbbank.com
123.231.68.28	A	www.ndbbankonline.com
123.231.68.67	PTR	mail.wavenet.lk
123.231.68.82	PTR	katrina.wavenet.lk
123.231.68.126	A	mx3.hnbgeneral.com
123.231.68.178	PTR	mail.ifpl.lk
123.231.68.178	A	mx-123-231-68-178.ifpl.lk
123.231.69.3	A	a.obdfriokl.org
123.231.69.28	A	mail.ups.lk
123.231.69.122	A	mail2.cmlmtd.net
123.231.69.122	A	mail2.mtdwalkers.com
123.231.69.122	A	mail.mtdwalkers.com
123.231.69.196	A	mail.wnl.lk
123.231.69.196	A	mail1.wijeya.lk
123.231.69.196	A	mail1.deshaya.lk
123.231.70.10	A	lhdworld.lk
123.231.70.44	A+PTR	mail.spgov.lk
123.231.70.117	A	www.colomboconsultants.com
123.231.70.117	A	colomboconsultants.com
123.231.70.119	A	sparklink.lk
123.231.70.119	A	sfmh.lk
123.231.71.195	A	mailserver.multi-chem.com
123.231.71.203	A+PTR	mail.nobles.lk
123.231.72.148	PTR	mailserver.nlp.lk
123.231.72.180	A	mail2.goodhope-lk.com
123.231.73.29	A	trc.gov.lk
123.231.73.29	A	www.trc.gov.lk
123.231.73.126	A	zabbix.mytaxi.lk
123.231.73.180	A	ns3.cambio.lk
123.231.73.218	A	lyncdiscover.masholdings.com
123.231.73.243	A+PTR	drmail.cse.lk
123.231.73.244	A	drmail.cse.lk
123.231.74.30	A	ns1.amgcoder.com
123.231.74.30	A	ns2.amgcoder.com
123.231.74.195	A	aneclub.com
123.231.75.21	A	www.sliate.ac.lk
123.231.75.21	A	sliate.ac.lk
123.231.75.68	PTR	mail.nipponpaint.com.lk
123.231.75.84	A	autodiscover.eflkenya.com
123.231.75.84	A	autodiscover.lankapremierfoods.com
123.231.79.44	A	learntv.lk
123.231.79.44	A	vhec.lk
123.231.79.44	A	metta.lk
123.231.79.45	A	metta.lk
123.231.87.31	A	logiventures.dyndns.org
123.231.88.101	A	citrix.ifsworld.com
123.231.90.115	A	erp.dpg.lk
123.231.90.180	A	pwc.lk
123.231.90.180	A	www.pwc.lk
123.231.90.214	PTR	mailrelay.unitedmotors.lk
123.231.90.214	A	mail.unitedmotors.lk
123.231.93.40	A+PTR	mail1.newanthoneys.lk
123.231.94.2	A	winsitepm.com
123.231.95.93	A	gensoftmail.com
123.231.95.153	A	lkdeals.lk