Robtex

Up: 37.18.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 37.18.240.0/22
Down right: 37.18.244.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
37.18.240.4	A	escueladeesquibaqueira.com
37.18.240.4	A	bicicletasvaldaran.com
37.18.240.4	A	escuelaskipirineos.com
37.18.240.18	A+PTR	calltorre1.phonefun.es
37.18.240.41	A	stoyconectado.com
37.18.240.129	PTR	itmsistemas.es
37.18.240.129	A	itmglobal.es
37.18.240.129	A	itmseguridad.com
37.18.240.130	PTR	zinkim.es
37.18.240.132	A+PTR	hosting.netkia.es
37.18.240.132	A	mail.abogadoensantander.com
37.18.240.132	A	mail.asesoriadiazvillegas.com
37.18.240.136	A+PTR	diid.es
37.18.240.136	A	mail.bcseguridad.es
37.18.240.136	A	mail.diid.es
37.18.240.137	A+PTR	hosting.netkia.es
37.18.240.137	A	mail.benares.es
37.18.240.138	PTR	ns1.dnsnetkia.es
37.18.240.139	PTR	ns2.dnsnetkia.es
37.18.240.145	A+PTR	yourphone.es
37.18.240.145	A	mail.yourphone.es
37.18.240.147	A+PTR	hosting.netkia.es
37.18.240.147	A	peterypanpanaderia.com
37.18.240.147	A	bibeseguro.com
37.18.240.152	A+PTR	ralset.com
37.18.240.152	A	stoyseguridad.com
37.18.240.152	A	mail.stoy.es
37.18.240.153	A	mail.benares.es
37.18.240.158	A	hosting.netkia.es
37.18.240.160	A	mail.sh3llcon.es
37.18.240.160	A	mail.saizobeso.com
37.18.240.160	A	bitmind.es
37.18.240.167	A+PTR	hosting.netkia.es
37.18.240.168	A	recargayhabla.es
37.18.240.168	A	mail.recargayhabla.es
37.18.240.169	A	disaldro.com
37.18.240.169	A	mail.aldroenergia.es
37.18.240.179	A	hosting.netkia.es
37.18.240.180	A+PTR	hosting.netkia.es
37.18.240.181	A	tiendasurfonline.com
37.18.240.181	A	tiendamodahombre.com
37.18.240.181	A	tutiendamovil.com
37.18.240.185	A	mail.abogadoensantander.com
37.18.240.185	A	abogadoensantander.com
37.18.240.186	A+PTR	hosting.netkia.es
37.18.240.186	A	mail.valdeaniezo.com
37.18.240.186	A	mail.asesoriadiazvillegas.com
37.18.240.187	A+PTR	hosting.netkia.es
37.18.240.188	A+PTR	hosting.netkia.es
37.18.240.189	A	hosting.netkia.es