Robtex

Up: 186.194.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 186.194.208.0/21
Down right: 186.194.216.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
186.194.208.98	PTR	hostclt01.mgconecta.com.br
186.194.208.98	A	ns2.amgmineracao.com.br
186.194.208.98	A	ns.amgmineracao.com.br
186.194.208.99	PTR	mx-exch-gw-99.mgconecta.com.br
186.194.208.100	PTR	hostclt04.mgconecta.com.br
186.194.208.101	PTR	hostclt04.mgconecta.com.br
186.194.210.17	PTR	mtreth-186-194-210-17.mgconecta.com.br
186.194.210.71	A	ns2.barbosas.net
186.194.210.75	A	suportesg.com
186.194.211.199	PTR	mtreth-186-194-211-199.mgconecta.com.br
186.194.211.199	A	pmsjdr.no-ip.info
186.194.212.9	PTR	mtreth-186-194-212-9.mgconecta.com.br
186.194.212.9	A	cupomeletronico.com
186.194.214.2	PTR	mtreth-186-194-214-2.mgconecta.com.br
186.194.214.3	A+PTR	mtreth-186-194-214-3.mgconecta.com.br
186.194.219.6	PTR	mtreth-186-194-219-6.mgconecta.com.br
186.194.222.29	PTR	mtreth-186-194-222-29.mgconecta.com.br