Robtex

Up: 201.245.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 201.245.144.0/22
Down right: 201.245.148.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
201.245.144.0	A+PTR	static-201-245-144-0.static.etb.net.co
201.245.144.97	A+PTR	static-201-245-144-97.static.etb.net.co
201.245.144.130	A	konelsupport.com.co
201.245.145.34	PTR	corporat201-245145034.sta.etb.net.co
201.245.145.34	A	pasterizadoralapradera.com
201.245.145.90	PTR	corporat201-245145090.sta.etb.net.co
201.245.145.164	A	correo.ges.com.co
201.245.147.38	PTR	mail.memltda.com.co
201.245.147.130	A+PTR	mail.uaesp.gov.co
201.245.147.130	A	correo.uaesp.gov.co
201.245.147.130	A	mail.uesp.gov.co
201.245.147.169	PTR	static-201-245-147-169.static.etb.net.co
201.245.147.238	A+PTR	static-201-245-147-238.static.etb.net.co
201.245.148.45	A+PTR	static-201-245-148-45.static.etb.net.co
201.245.149.89	PTR	pool_245149-89.etb.net.co
201.245.151.127	PTR	mail.elastika.com.co
201.245.151.127	A	elastika.com.co