Robtex

Up: 179.234.208.0/21
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Down left: 179.234.208.0/23
Down right: 179.234.210.0/23

IP	Type	Hostname
179.234.208.107	PTR	b3ead06b.virtua.com.br
179.234.208.146	PTR	b3ead092.virtua.com.br
179.234.208.179	PTR	b3ead0b3.virtua.com.br
179.234.209.47	PTR	b3ead12f.virtua.com.br
179.234.209.176	PTR	b3ead1b0.virtua.com.br
179.234.209.181	PTR	b3ead1b5.virtua.com.br
179.234.210.177	PTR	b3ead2b1.virtua.com.br
179.234.211.67	PTR	b3ead343.virtua.com.br
179.234.211.96	PTR	b3ead360.virtua.com.br
179.234.211.238	PTR	b3ead3ee.virtua.com.br