Ranges announced by Level3 without permitions.

Fri Mar 4 11:40:46 UTC 2011

On Thu, 03 Mar 2011 15:34:11 +0100
Alfa Telecom <ripe at alfatelecom.cz> wrote:

> On 03/03/2011 03:25 PM, Brandon Ross wrote:
> > On Thu, 3 Mar 2011, Alfa Telecom wrote:
> >
> >> Both ranges are from RIPE region and couldn't be announced from
> >> ARIN ASN at all.
> >
> > Your premise is incorrect.  Any block from any RIR can be announced
> > by any ASN.
> 1) All routing data must be present at the RIPE DB. If you work with 
> RIPE DB you could see that webtools don't allow you to create route
> to ASN not from RIPE region.
> 2) RIPE IP Usage policy don't allow to route RIPE IPs from non-RIPE
> region.

This is not true, I have seen several instances of IPs from RIPE being
used in the US, by people in Europe.

William