Robtex

Up: 186.205.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 186.205.32.0/20
Down right: 186.205.48.0/20

IP	Type	Hostname
186.205.34.40	A	codexs.com.br
186.205.41.205	A	pcpark.dvrdns.org
186.205.48.2	PTR	bacd3002.virtua.com.br
186.205.50.226	PTR	bacd32e2.virtua.com.br
186.205.52.11	A	pcpark.dvrdns.org
186.205.54.205	A	cantagalo.dyndns-ip.com
186.205.60.128	PTR	bacd3c80.virtua.com.br