Robtex

Up: 186.0.142.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 186.0.142.0/25
Down right: 186.0.142.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.0.142.3	A+PTR	186.0.142.3.nortech.com.ar
186.0.142.14	A+PTR	186.0.142.14.nortech.com.ar
186.0.142.95	A+PTR	186.0.142.95.nortech.com.ar
186.0.142.156	A+PTR	186.0.142.156.nortech.com.ar
186.0.142.252	PTR	186.0.142.252.nortech.com.ar
186.0.142.252	A	fmlibreradio.com
186.0.142.252	A	mail.radiofmlibre.com