Robtex

Up: 78.100.72.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 78.100.76.0/23
Down right: 78.100.78.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
78.100.76.52	A	smtp.alrayyan.tv
78.100.76.53	A	smtp.alrayyan.tv
78.100.76.245	A	vector-electromechanical.com
78.100.76.245	A	alsaaqee.com
78.100.76.245	A	gwi-qatar.com
78.100.77.99	A+PTR	mail.alwatanytravels.com
78.100.77.99	PTR	mail.fibrafoil.com
78.100.77.99	A+PTR	mail.nas-food.com
78.100.77.100	A	mail.plymit.com
78.100.77.115	A+PTR	mail.aafmq.com
78.100.77.117	PTR	mail.aafmq.com
78.100.77.140	PTR	smtp3.barwabank.com
78.100.77.146	A	smtp3.barwabank.com
78.100.77.180	PTR	rgpc.com.qa
78.100.79.26	PTR	rgpc.com.qa
78.100.79.26	A	inbound2.rgpc.com.qa
78.100.79.28	A	rgpc.com.qa
78.100.79.28	A	www.rgpc.com.qa
78.100.79.32	A	results.manateq.qa
78.100.79.66	A+PTR	access.mannai.com.qa
78.100.79.68	PTR	smtp2.travelport.qa
78.100.79.68	A+PTR	smtp2.galileo.com.qa
78.100.79.68	A+PTR	smtp2.mannai.com.qa
78.100.79.76	A	accesspr.cna-qatar.edu.qa
78.100.79.100	A	jmtwebdr.milaha-portservices.com
78.100.79.100	A	jmtwebprod.milaha-portservices.com
78.100.79.148	PTR	mx01.internationalsportsecurityconference.com
78.100.79.148	PTR	mx01.internationalsportssecurityconference.com
78.100.79.148	PTR	mx01.theicss.com
78.100.79.149	PTR	antispam01.internationalsportsecurityconference.com
78.100.79.149	PTR	antispam01.internationalsportssecurityconference.com
78.100.79.149	PTR	antispam01.theicss.com
78.100.79.153	PTR	mail.regencyholidays.com
78.100.79.154	PTR	mail.regencyholidays.com
78.100.79.154	A	discoveryst.com
78.100.79.155	PTR	mail.regencyholidays.com
78.100.79.156	PTR	mail.regencyholidays.com
78.100.79.157	PTR	mail.regencyholidays.com
78.100.79.158	PTR	mail.regencyholidays.com
78.100.79.205	A	ns1.zf.net.qa
78.100.79.205	A	ns1.zf.org.qa
78.100.79.206	A	mail.tayeba.org
78.100.79.246	A	qatalum.com
78.100.79.246	A	www.qatalum.com