Некоторые IP адреса

Когда на RIPN запрашиваешь некоторые IP-адреса, то он выдает что-то типа

% This is the Ripe-Mirror Whois server.

% Note: this output has been filtered.

% Information related to '0.0.0.0 - 255.255.255.255'

inetnum: 0.0.0.0 - 255.255.255.255

netname: IANA-BLK

descr: The whole IPv4 address space

country: EU # Country is really world wide

org: ORG-IANA1-RIPE

admin-c: IANA1-RIPE

tech-c: IANA1-RIPE

status: ALLOCATED UNSPECIFIED

remarks: The country is really worldwide.

remarks: This address space is assigned at various other places in

remarks: the world and might therefore not be in the RIPE database.

mnt-by: RIPE-NCC-HM-MNT

mnt-lower: RIPE-NCC-HM-MNT

mnt-routes: RIPE-NCC-RPSL-MNT

source: RIPE # Filtered

....

Как это понимать и где их тогда лучше пробивать?