Robtex

Up: 203.101.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 203.101.168.0/22
Down right: 203.101.172.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.101.168.2	A	outmail.nibpk.com
203.101.168.4	A	mail.nibpk.com
203.101.168.4	A	nib-smtp.nibpk.com
203.101.168.6	A	mail.nibpk.com
203.101.168.60	A	www.scssmartrader.biz
203.101.168.76	A	discovery1.allianz-efu.com
203.101.168.106	A+PTR	khi.sidathyder.com.pk
203.101.168.106	A	khi5.sidathyder.com.pk
203.101.168.106	A	mail.sirconsultants.com
203.101.168.107	PTR	mail.sidathyder.com.pk
203.101.168.108	PTR	khi2.sidathyder.com.pk
203.101.168.109	PTR	khi3.sidathyder.com.pk
203.101.170.3	A+PTR	converges7.converget.com
203.101.170.3	A	w3.converget.com
203.101.170.3	A	luxstyleawards.com
203.101.170.27	A+PTR	mail.nccpl.com.pk
203.101.170.27	A	mail.nccpl.pk
203.101.170.38	A	qtvonline.com
203.101.170.46	A+PTR	mail.totallube.com.pk
203.101.170.98	A+PTR	aegmaildr.aeg.com.pk
203.101.170.180	PTR	mail2.optimus.com.pk.170.101.203.in-addr.arpa
203.101.170.180	A	mail.ithacacapital.com
203.101.170.180	A	mail.eptp.com.pk
203.101.170.184	A	optimus.com.pk
203.101.170.189	PTR	pkkhisrvhcpc01.hcpc.net
203.101.170.211	A	exchange.greenstar.org.pk
203.101.171.10	A+PTR	khimail.jaffer.com
203.101.171.25	PTR	vl-11-csw01-ho-khi.cyber.net.pk
203.101.171.51	A+PTR	av4-1.cyber.net.pk
203.101.171.52	A+PTR	mail1cs1.cyber.net.pk
203.101.171.52	A	ns.silkbank.com.pk
203.101.171.52	A	smtpgateway.cyber.net.pk
203.101.171.53	PTR	smtpgateway.cyber.net.pk.171.101.203.in-addr.arpa
203.101.171.53	A	ns.silkbank.com.pk
203.101.171.53	A	smtpgateway.cyber.net.pk
203.101.171.54	A	smtpgateway.cyber.net.pk
203.101.171.55	A	smtpgateway.cyber.net.pk
203.101.171.56	PTR	smtpgateway.cyber.net.pk.171.101.203.in-addr.arpa
203.101.171.56	A	smtpgateway.cyber.net.pk
203.101.171.57	PTR	mail.cs3.cyber.net.pk
203.101.171.57	PTR	sndinforoute.colgate-palmolive.com.pk
203.101.171.57	PTR	sndbi.colgate-palmolive.com.pk
203.101.171.58	PTR	mailcs1.cyber.net.pk
203.101.171.58	A	smtpgateway.cyber.net.pk
203.101.171.59	PTR	smtpgateway.cyber.net.pk.171.101.203.in-addr.arpa
203.101.171.59	A	smtpgateway.cyber.net.pk
203.101.171.60	A	smtpgateway.cyber.net.pk
203.101.171.61	A	smtpgateway.cyber.net.pk
203.101.171.62	A	smtpgateway.cyber.net.pk
203.101.171.63	A	smtpgateway.cyber.net.pk
203.101.171.137	PTR	bimcs.edu.pk
203.101.171.242	A+PTR	mail.thalengg.com
203.101.171.245	A	mail.thalengg.com
203.101.171.250	PTR	webmail.thalengg.com
203.101.171.251	PTR	webmail.thalengg.com
203.101.172.244	A	thereadingdocinc.com
203.101.174.2	A	mail2.mehrangroup.com
203.101.174.24	A	mail.burjbankltd.com
203.101.174.24	A	webmail.burjbankltd.com
203.101.174.25	A+PTR	barracuda.burjbankltd.com
203.101.174.36	A	e2financialcorp.com
203.101.174.46	PTR	mail.joshtextile.com.pk
203.101.174.55	A	mail.bolnetwork.com
203.101.174.142	A+PTR	mail1.albaraka.com.pk
203.101.174.142	A	mail.albaraka.com.pk
203.101.174.147	A+PTR	mail1.pacificexim.com
203.101.174.155	A+PTR	mail1.asgpk.com
203.101.175.10	A	c3exch01.fti.com.pk
203.101.175.18	PTR	a.smtp.cyber.net.pk
203.101.175.28	A+PTR	smtp.jsbl.com
203.101.175.28	A	mail2.jsbl.com
203.101.175.29	A+PTR	abl-smtp.cyber.net.pk
203.101.175.35	A+PTR	mail-be-02-dr-khi.cyber.net.pk
203.101.175.36	PTR	mail-be-01-ho-khi.cyber.net.pk
203.101.175.36	PTR	mail-corp.cyber.net.pk
203.101.175.36	A+PTR	webmail-corp.cyber.net.pk
203.101.175.37	PTR	mail.cyber.net.pk
203.101.175.131	A	ftp.qict.com.pk
203.101.175.133	A	lfs.qict.com.pk
203.101.175.135	PTR	mail-1.qict.com.pk
203.101.175.135	A	sp1.dpworld.com
203.101.175.135	A	mail1.mackpak.com
203.101.175.137	A	mail-3.qict.com.pk
203.101.175.137	A	sp2.dpworld.com
203.101.175.137	A	webmail.qict.com.pk
203.101.175.148	A	mail.hbl.net
203.101.175.180	A	mail.mmsecurities.com.pk
203.101.175.188	A	mail.kcci.com.pk