Robtex

Up: 200.75.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 200.75.52.0/23
Down right: 200.75.54.0/23

IP	Type	Hostname
200.75.52.6	PTR	correo.gruposervilla.com
200.75.52.14	A+PTR	static-200-75-52-14.static.etb.net.co
200.75.52.118	A+PTR	static-200-75-52-118.static.etb.net.co
200.75.52.174	PTR	corporat200-075052174.sta.etb.net.co
200.75.52.196	A+PTR	static-200-75-52-196.static.etb.net.co
200.75.52.239	A+PTR	static-200-75-52-239.static.etb.net.co
200.75.52.255	A+PTR	static-200-75-52-255.static.etb.net.co
200.75.53.10	A+PTR	static-200-75-53-10.static.etb.net.co
200.75.53.10	A	remote.codelca.org
200.75.54.3	PTR	mail2.intecapsystem.com
200.75.54.75	PTR	www.biotoscana.info
200.75.54.138	PTR	webmail.lacabana.com.co
200.75.54.242	PTR	mail.cruzrojabogota.org.co
200.75.54.250	PTR	corporat200-075054250.sta.etb.net.co
200.75.54.250	A	ns2.mejorcolonia.com
200.75.54.250	A	ns1.mejorcolonia.com