Robtex

Up: 179.188.28.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 179.188.29.0/25
Down right: 179.188.29.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
179.188.29.67	A	imap.globo.locaweb.com.br
179.188.29.67	A	smtp.globo.locaweb.com.br
179.188.29.67	A	pop.globo.locaweb.com.br
179.188.29.69	A	mail.dombosco.com.br
179.188.29.69	A	mail.sos.com.br
179.188.29.69	A	mail.microlins.com.br