Robtex

Up: 186.232.196.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 186.232.197.0/25
Down right: 186.232.197.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.232.197.12	PTR	ip186-232-197-12.entrenaonda.com.br
186.232.197.12	A	r1---sn-voq5oxu-wqve.gvt1.com
186.232.197.12	A	r1.sn-voq5oxu-wqve.googlevideo.com
186.232.197.13	PTR	ip186-232-197-13.entrenaonda.com.br
186.232.197.13	A	r2---sn-voq5oxu-wqve.googlevideo.com
186.232.197.13	A	r2.sn-voq5oxu-wqve.c.android.clients.google.com
186.232.197.14	PTR	entrenaonda.14.197.232.186-bgp.entrenaonda.com.br
186.232.197.14	A	r3---sn-voq5oxu-wqve.googlevideo.com
186.232.197.124	PTR	ip186-232-197-124.entrenaonda.com.br
186.232.197.127	PTR	ip186-232-197-127.entrenaonda.com.br
186.232.197.145	PTR	ip186-232-197-145.entrenaonda.com.br
186.232.197.145	A	external.fcpv1-1.fna.fbcdn.net
186.232.197.145	A	scontent.fcpv1-1.fna.fbcdn.net
186.232.197.146	PTR	entrenaonda.146.197.232.186-bgp.entrenaonda.com.br
186.232.197.146	A	video.fcpv1-1.fna.fbcdn.net
186.232.197.158	PTR	ip186-232-197-158.entrenaonda.com.br
186.232.197.158	A	sonar.fcpv1-1.fna.fbcdn.net
186.232.197.160	PTR	entrenaonda.160.197.232.186-bgp.entrenaonda.com.br
186.232.197.160	A	instagram.fcpv1-1.fna.fbcdn.net
186.232.197.161	A	media.fcpv1-1.fna.whatsapp.net
186.232.197.162	PTR	ip186-232-197-162.entrenaonda.com.br
186.232.197.162	A	z-p3-scontent.fcpv1-1.fna.fbcdn.net
186.232.197.168	PTR	ip186-232-197-168.entrenaonda.com.br
186.232.197.168	A	z-1-video.fcpv1-1.fna.fbcdn.net
186.232.197.168	A	z-1-scontent.fcpv1-1.fna.fbcdn.net
186.232.197.204	A	r1.sn-voq5oxu-wqvl.googlevideo.com