Robtex

Up: 37.99.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 37.99.144.0/21
Down right: 37.99.152.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.99.144.114	A	mail2.abana.com.sa
37.99.144.132	A	www.daralhayatad.net
37.99.144.132	A	daralhayatad.net
37.99.144.186	A	www.mops-ksa.com
37.99.144.190	A	uconnectnow.co
37.99.145.19	A	mx.almahaopt.com.sa
37.99.145.26	PTR	mail.almahaopt.com.sa
37.99.145.26	PTR	mx.almahaopt.com.sa
37.99.145.50	A	mail2.sbgabc.com
37.99.145.230	A	mail.alrai.com.sa
37.99.146.28	A	nasmanpower.com
37.99.146.231	PTR	37.99.146-231.static.go.com.sa
37.99.146.231	A	users.dalilyapp.com
37.99.146.231	A	usemiswak.com
37.99.147.26	A+PTR	webmail.gbs.com.sa
37.99.147.26	A	webmail.connect.com.sa
37.99.147.139	A+PTR	ezorder.com.sa
37.99.148.34	A+PTR	mail.keden.sa
37.99.148.34	PTR	mail.darabyan.sa
37.99.148.34	A	mail.darabyan.com
37.99.148.50	PTR	37.99.148-50.static.go.com.sa
37.99.149.66	A	ftp.alfanar.com
37.99.149.66	A	sup-prd.alfanar.com
37.99.149.71	A+PTR	mail3.alfanar.com
37.99.149.71	A	mail.alfanar.com
37.99.149.180	A+PTR	mail.jalinternational.com.sa
37.99.149.180	A	mx02.jalinternational.com.sa
37.99.149.246	PTR	37.99.149-246.static.go.com.sa
37.99.149.246	A	ims.go.net.sa
37.99.151.76	A	www.kafalah.gov.sa
37.99.151.78	A	mail.kafalah.gov.sa
37.99.152.66	A	ils.saptco.com.sa
37.99.152.70	PTR	37-99-152-70.static.go.com.sa
37.99.152.72	PTR	mail2.ptco.com.sa
37.99.152.72	A+PTR	mail2.saptco.com.sa
37.99.152.74	PTR	37-99-152-74.static.go.com.sa
37.99.152.74	A	portal.saptco.com.sa
37.99.152.90	PTR	37-99-152-90.static.go.com.sa
37.99.152.98	A+PTR	technoorbits.com.sa
37.99.152.98	A	mail.technoorbits.com.sa
37.99.152.98	A	www.technoorbits.com.sa
37.99.154.28	A	exchange-srv.bilfal.com
37.99.154.70	PTR	37-99-154-70.static.go.com.sa
37.99.154.72	PTR	mail1.ptco.com.sa
37.99.154.72	A+PTR	mail1.saptco.com.sa
37.99.154.90	PTR	37-99-154-90.static.go.com.sa
37.99.154.90	A	vpn.saptco.com.sa
37.99.156.193	A+PTR	mx2.gcam.gov.sa
37.99.156.193	A+PTR	mx1.gcam.gov.sa
37.99.156.193	PTR	autoduscover.gcam.gov.sa