Robtex

Up: 186.224.32.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 186.224.48.0/21
Down right: 186.224.56.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.224.48.12	A	webmail.sdnet.com.br
186.224.48.17	A	adesan.com.br
186.224.48.17	A	www.sdnet.com.br
186.224.48.17	A	www.stdbag.com.br
186.224.48.18	PTR	as48-18.sdnet.com.br
186.224.48.34	A	geovanemartins.com.br
186.224.48.34	A	as48-34.sdnet.com.br
186.224.48.40	A	acessafacil.com
186.224.48.82	A	as48-82.sdnet.com.br
186.224.48.201	A	as48-201.sdnet.com.br
186.224.48.216	A	as48-216.sdnet.com.br
186.224.52.37	PTR	as52-37.sdnet.com.br
186.224.52.42	A+PTR	as52-42.sdnet.com.br
186.224.52.219	A	as52-219.sdnet.com.br
186.224.55.237	A	r2.sn-j5c5ob0cg-wq4e.googlevideo.com
186.224.57.113	PTR	as57-113.sdnet.com.br