Robtex

Up: 186.237.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 186.237.48.0/22
Down right: 186.237.52.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.237.48.17	A+PTR	186-237-48-17.fortetelecom.com.br
186.237.48.19	PTR	integrator-rjo-cps.fortetelecom.com.br
186.237.48.21	PTR	ns1.fortetelecom.com.br
186.237.48.21	A	186-237-48-21.fortetelecom.com.br
186.237.48.21	A	fortetelecom.com.br
186.237.48.22	PTR	ns2.fortetelecom.com.br
186.237.48.50	A+PTR	186-237-48-50.fortetelecom.com.br
186.237.48.67	A+PTR	orion.net.ucam-campos.br
186.237.48.67	A	net.ucam-campos.br
186.237.48.77	A+PTR	biblio.ucam-campos.br
186.237.48.82	A+PTR	portal-rio1.ucam-campos.br
186.237.48.84	A+PTR	zimbra.ucam-campos.br
186.237.48.86	PTR	itecam.com.br
186.237.48.86	A+PTR	fazer.ucam-campos.br
186.237.48.86	PTR	fazer.eupossoestudarnacandido.com.br
186.237.48.106	A+PTR	186-237-48-106.fortetelecom.com.br
186.237.48.110	A+PTR	186-237-48-110.fortetelecom.com.br
186.237.48.155	A+PTR	186-237-48-155.fortetelecom.com.br
186.237.48.182	PTR	186-237-48-182.fortetelecom.com.br
186.237.48.212	A+PTR	186-237-48-212.fortetelecom.com.br
186.237.48.212	A	ns3.fortetelecom.com.br
186.237.48.212	A	ns2.okinternet.com.br
186.237.49.2	A+PTR	186-237-49-2.fortetelecom.com.br
186.237.49.44	PTR	186-237-49-44.fortetelecom.com.br
186.237.49.128	PTR	186-237-49-128.fortetelecom.com.br
186.237.50.102	A	186-237-50-102.fortetelecom.com.br
186.237.51.5	A	ns1.campos.rj.gov.br
186.237.51.6	A	ns2.campos.rj.gov.br
186.237.51.11	A+PTR	zimbra.campos.rj.gov.br
186.237.51.12	PTR	zimbra.campos.rj.gov.br
186.237.51.13	PTR	186-237-51-13.fortetelecom.com.br
186.237.51.13	A	www.previcampos.campos.rj.gov.br
186.237.51.13	A	cidac.campos.rj.gov.br
186.237.51.20	PTR	mail.fmscampos.org.br
186.237.51.20	A	fms-dns1.fmscampos.org.br
186.237.51.21	A+PTR	186-237-51-21.fortetelecom.com.br
186.237.51.21	A	fms-dns2.fmscampos.org.br
186.237.51.33	A+PTR	mail.fmscampos.org.br
186.237.51.33	A+PTR	186-237-51-33.fortetelecom.com.br
186.237.51.56	A+PTR	186-237-51-56.fortetelecom.com.br
186.237.51.98	A+PTR	186-237-51-98.fortetelecom.com.br
186.237.51.98	A	dnstrafficroute.club
186.237.52.2	PTR	186-237-52-2.fortetelecom.com.br
186.237.52.12	PTR	186-237-52-12.cache.google.com
186.237.52.12	A	r1---sn-4vguxcg-bg0e.gvt1.com
186.237.52.12	A	r1---sn-4vguxcg-bg0e.googlevideo.com
186.237.52.13	PTR	186-237-52-13.cache.google.com
186.237.52.13	A	r2---sn-4vguxcg-bg0e.googlevideo.com
186.237.52.14	PTR	186-237-52-14.cache.google.com
186.237.52.66	A+PTR	186-237-52-66.fortetelecom.com.br
186.237.52.66	A	occ-0-2193-1380.1.nflxso.net
186.237.52.66	A	occ-0-2193-420.1.nflxso.net
186.237.52.145	A+PTR	186-237-52-145.fortetelecom.com.br
186.237.52.145	A	scontent.fcaw3-1.fna.fbcdn.net
186.237.52.146	A+PTR	186-237-52-146.fortetelecom.com.br
186.237.52.146	A	video.fcaw3-1.fna.fbcdn.net
186.237.52.160	A+PTR	186-237-52-160.fortetelecom.com.br
186.237.52.160	A	z-p3-scontent.fcaw3-1.fna.fbcdn.net
186.237.52.161	A+PTR	186-237-52-161.fortetelecom.com.br
186.237.52.161	A	instagram.fcaw3-1.fna.fbcdn.net
186.237.52.162	PTR	186-237-52-162.fortetelecom.com.br
186.237.52.234	A+PTR	186-237-52-234.fortetelecom.com.br
186.237.54.162	A+PTR	186-237-54-162.fortetelecom.com.br
186.237.54.162	A	instagram.fguz2-1.fna.fbcdn.net
186.237.55.54	A+PTR	186-237-55-54.fortetelecom.com.br
186.237.55.60	PTR	186-237-55-60.fortetelecom.com.br
186.237.55.60	A	campos.rj.gov.br
186.237.55.82	PTR	186-237-55-82.fortetelecom.com.br
186.237.55.82	A	sith.iff.edu.br
186.237.55.83	A+PTR	186-237-55-83.fortetelecom.com.br
186.237.55.150	A+PTR	186-237-55-150.fortetelecom.com.br