Robtex

Up: 212.170.228.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 212.170.228.0/24
Down right: 212.170.229.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.170.228.178	A	vpn.rocajunyent.com
212.170.228.190	A+PTR	mail.rocajunyent.com
212.170.228.190	A	ada.rocajunyent.com
212.170.228.190	A	rocajunyent.com
212.170.228.230	A+PTR	smtp.miquelycostas.com
212.170.228.230	A	mail.celesa-pulp.com
212.170.228.231	A	grupo.miquelycostas.com