Robtex

Up: 77.240.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 77.240.80.0/22
Down right: 77.240.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.240.80.21	PTR	mail.bahralahbar.com
77.240.80.21	PTR	mail.tawreedcom.com
77.240.80.21	A+PTR	mail.ughcompany.com
77.240.80.25	A	raid.com.sa
77.240.80.25	A	www.raid.com.sa
77.240.80.33	A+PTR	ns1.topnet.net.sa
77.240.80.34	A+PTR	ns2.topnet.net.sa
77.240.80.35	A+PTR	ns5.topnet.net.sa
77.240.80.37	A+PTR	ns3.topnet.net.sa
77.240.80.41	A+PTR	mx2.alraidah.com.sa
77.240.80.41	A+PTR	mail1.topnet.net.sa
77.240.80.41	A	mail1.top.net.sa
77.240.80.42	PTR	raid.sa
77.240.80.42	PTR	www.raid.sa
77.240.80.42	PTR	mail2.topnet.net.sa
77.240.80.45	PTR	smarthost.top.net.sa
77.240.80.47	PTR	smarthostb.top.net.sa
77.240.80.51	A+PTR	crm.top.net.sa
77.240.80.52	PTR	mail.dmt-it.com
77.240.80.52	PTR	mail.madaralgeza.com
77.240.80.52	A+PTR	mail.medico-sa.com
77.240.80.81	A+PTR	npm.topnet.com.sa
77.240.80.81	A+PTR	ftp.top.net.sa
77.240.80.81	A+PTR	npm.topnet.net.sa
77.240.80.83	PTR	www.gba.com.sa
77.240.80.83	PTR	www.dfbc-sa.com
77.240.80.83	PTR	eeastamanah.sa
77.240.80.84	PTR	topnet.net.sa
77.240.80.84	PTR	help.top.net.sa
77.240.80.84	PTR	helpdesk.top.net.sa
77.240.80.85	PTR	top.net.sa
77.240.80.85	PTR	webhost.top.net.sa
77.240.80.85	PTR	www.top.net.sa
77.240.80.89	A+PTR	dawaksa.com
77.240.80.102	PTR	romancehotelsa.com
77.240.80.102	A+PTR	mail.romancehotelsa.com
77.240.80.102	PTR	www.romancehotelsa.com
77.240.80.120	PTR	e2.com.sa
77.240.80.120	A+PTR	3660202.net.sa
77.240.81.1	A	topnet-dsl-agg.topnet.net.sa
77.240.82.4	A	mail.shastech.com
77.240.82.10	A	viamail.viaarabia.com
77.240.82.45	A	tccservices.net
77.240.82.76	A	alarabtech.com
77.240.82.77	A	mail.alarabtech.com
77.240.82.91	A	mailmx.viaarabia.com
77.240.82.91	A	mailmx.shastech.com
77.240.82.106	A	www.takseet.com
77.240.82.106	A	takseet.com
77.240.82.187	A	swsg.co
77.240.82.198	A	darald-exchange.daraltaadeen.com
77.240.82.198	A	mail.daraltaadeen.com
77.240.82.245	A	mail.aptecsa.com
77.240.83.204	A+PTR	mail.alfaisal.edu
77.240.86.131	A+PTR	mail8.alrajhitakaful.com
77.240.86.131	A	www.alrajhitakaful.com
77.240.86.131	A	esales.alrajhitakaful.com
77.240.86.134	PTR	mail2.alrajhitakaful.com
77.240.86.134	PTR	mail3.alrajhitakaful.com
77.240.86.134	A	alrajhitakaful.com
77.240.86.243	A	alrajhitakaful.com
77.240.87.74	A	mail.hace.com.sa
77.240.87.172	A+PTR	clu-moi.com.sa
77.240.87.172	A+PTR	www.clu-moi.com.sa
77.240.87.172	A	www.clu-moi.com
77.240.87.202	A	mail.saudi-gp.com
77.240.87.202	A	mail.cobbarabia.com