Robtex

Up: 213.181.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 213.181.160.0/20
Down right: 213.181.176.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.181.160.0	PTR	static.leaseline.nesma.net.sa
213.181.160.92	A	mail.hgbdarabia.com
213.181.160.167	A	mail.chec.com.sa
213.181.160.182	A	mail1.cmdc.com.sa
213.181.160.182	A	mail1.bci.com.sa
213.181.160.182	A	mail.nstarch.com.sa
213.181.160.218	A	mail2.skylinecargo.com
213.181.160.219	A	vpnmatrix.com
213.181.160.219	A	mematrix.com
213.181.161.35	A+PTR	mail.yanbucement.com
213.181.161.35	A	mail1.yanbucement.com
213.181.161.92	PTR	mail.adilla.com.sa
213.181.161.128	A	tamayouz.org
213.181.161.210	PTR	mail.crawforddoor.com.sa
213.181.161.210	A	mailgw.crawforddoor.com.sa
213.181.162.30	PTR	mail.gtzdco-ksa.com
213.181.162.43	PTR	mail.argasksa.com
213.181.162.71	PTR	mail.kcci.org.sa
213.181.162.80	PTR	mail.alruqee.com
213.181.162.199	A+PTR	mail.opcfilm.com
213.181.162.199	A+PTR	mail.jubailpack.com
213.181.163.85	A	webmail.dalkia.com.sa
213.181.163.116	PTR	mx1.afit.com.sa
213.181.163.163	A	mail.amlakrealestate.com
213.181.163.214	A+PTR	mail.dhs.edu.sa
213.181.163.220	PTR	mail.upp.edu.sa
213.181.164.30	A	mail.cementnajran.com
213.181.164.91	A	mail.mefc.com
213.181.164.91	A	mail.mefcf.com
213.181.164.110	A	mail.oasisameronpaints.com
213.181.164.162	PTR	mail.mdscs.com.sa
213.181.165.33	PTR	hipfsa.com
213.181.165.63	PTR	smtp.asmacs.com.sa
213.181.165.135	PTR	mail.ezorder.com.sa
213.181.165.151	A	mail.dgedu.gov.sa
213.181.165.155	A	www.ndp.org
213.181.165.155	A	ndp.org
213.181.165.158	PTR	mail.hfsi.com.sa
213.181.166.26	A	mail.harf.com.sa
213.181.166.26	A	harf.com.sa
213.181.166.33	A	mx2.saudicoelectronics.com
213.181.166.99	PTR	mail.ginger.com.sa
213.181.167.130	A	tcs-ksa.co
213.181.167.140	A	mail.dallahtaibah.com
213.181.168.60	PTR	mail.saudivetonit.com
213.181.168.143	PTR	mail.ccmc.com.sa
213.181.168.143	A	mail1.ccmc.com.sa
213.181.170.2	PTR	stat.dsl.nesma.net.sa
213.181.170.161	A+PTR	mail.smartpack.com.sa
213.181.170.162	PTR	mail.alemad.net
213.181.170.162	A	mx.alemad.net
213.181.170.162	A	owa.al-emad.com
213.181.172.78	A	masarat.com.sa
213.181.172.187	A	mail1.mcef.com.sa
213.181.174.1	A+PTR	ids.daouksa.com
213.181.174.1	A	mail.daouksa.com
213.181.174.2	PTR	ns2.daouksa.com
213.181.174.7	A+PTR	smtp.asmacs.com.sa
213.181.174.31	A	svcpfa.svcpfactory.com
213.181.174.65	A	mail.alkhairat.com
213.181.174.115	A+PTR	mail.aliaf.com
213.181.174.167	A+PTR	mail.es-saudi.com
213.181.174.239	A+PTR	mail.alrashidabetong.com
213.181.182.2	A	uranus.integratednetworks.net
213.181.182.2	A	mailserver.integratednetworks.net
213.181.182.3	A	integratednetworks.net
213.181.182.3	A	neptune.integratednetworks.net
213.181.183.11	PTR	mail.snamprogetti.com.sa
213.181.183.186	A+PTR	mail.adama.com.sa
213.181.183.186	A	email.adama.com.sa