Robtex

Up: 89.211.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 89.211.48.0/23
Down right: 89.211.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
89.211.49.36	A	rtrms.net
89.211.49.54	A	ns-rl.gslb.qatargas.com.qa
89.211.49.54	A	ns-rl.qatargas.com.qa
89.211.49.170	A	lsdoha.com
89.211.49.198	A+PTR	mail.gulfcontracting.com
89.211.49.198	A	inbound1.spacemaker.me
89.211.49.198	A	smtpx.interspace.me
89.211.49.202	A	market.mbt.gov.qa
89.211.49.203	A	sip.mec.gov.qa
89.211.49.205	A+PTR	smtp2.mbt.gov.qa
89.211.49.205	A	smtp2.mec.gov.qa
89.211.49.211	A	www.adcc.com.qa
89.211.49.211	A	adcc.com.qa
89.211.49.212	A+PTR	smtp.adcc.com.qa
89.211.49.213	A+PTR	autodiscover.adcc.com.qa
89.211.49.213	A+PTR	mail.adcc.com.qa
89.211.49.235	PTR	formx.technoq.com
89.211.50.9	A	mail.cna-qatar.edu.qa
89.211.50.85	A+PTR	mail.navem.net
89.211.50.85	A	smtp.navem.net
89.211.50.118	PTR	webmail.ajeqatar.com
89.211.50.118	A	ajciraq.com
89.211.50.131	A+PTR	global.moe.gov.qa
89.211.50.131	A+PTR	global.qatarenv.org.qa
89.211.50.136	PTR	mail1.moe.gov.qa
89.211.50.136	A+PTR	tmail.moe.gov.qa
89.211.50.136	A+PTR	tmail.qatarenv.org.qa
89.211.50.137	PTR	mail2.moe.gov.qa
89.211.50.137	PTR	tmail2.moe.gov.qa
89.211.50.137	PTR	tmail2.qatarenv.org.qa
89.211.50.140	A+PTR	tqenvns.qatarenv.org.qa
89.211.50.188	PTR	mail.adabisc.com
89.211.50.253	PTR	mx.barmagiah.com
89.211.50.253	A	mx.qinsulation.com
89.211.50.253	A	mx.zermatt-group.com