Announcing a reserved ASN?

Sun Feb 3 12:57:40 UTC 2013

At least the 103.x which are announced by airtel. The other netblocks (one
Indian and two brazilian) appear unrelated though also showing as23456

--srs (htc one x)
On 03-Feb-2013 6:12 PM, "Suresh Ramasubramanian"
<ops.lists at gmail.com<javascript:_e({}, 'cvml',
'ops.lists at gmail.com');>>
wrote:

> AS23456 is currently announcing a good few netblocks (which don't have a
> very good smtp reputation, by the way).
>
> Funny thing is, that's a special use ASN as per rfc4893, something about
> two octet ASNs that don't have a four octet representation.
>
> Only one upstream (airtelbroadband-as-ap, as24560) that I can see
>
> > > 103.7.204.0/22
> > > 103.14.208.0/22
> > > 103.23.124.0/22
> > > 103.30.12.0/22
> > > 103.245.112.0/22
> > > 111.235.148.0/22
> > > 177.55.249.0/24
> > > 186.251.192.0/21
>
> --srs (htc one x)
>

-- 
--srs (iPad)