BGPMON Alert Questions

Wed Apr 2 19:08:33 UTC 2014

On 02/04/14 11:51, Joseph Jenkins wrote:
> So I setup BGPMON for my prefixes and got an alert about someone in
> Thailand announcing my prefix.  Everything looks fine to me and I've
> checked a bunch of different Looking Glasses and everything announcing
> correctly.
> 
> I am assuming I should be contacting the provider about their
> misconfiguration and announcing my prefixes and get them to fix it.  Any
> other recommendations?
> 
> Is there a way I can verify what they are announcing just to make sure they
> are still doing it?
> 
> Here is the alert for reference:
> 
> Your prefix:          8.37.93.0/24:
> 
> Update time:          2014-04-02 18:26 (UTC)
> 
> Detected by #peers:   2
> 
> Detected prefix:      8.37.93.0/24
> 
> Announced by:         AS4761 (INDOSAT-INP-AP INDOSAT Internet Network
> Provider,ID)
> 
> Upstream AS:          AS4651 (THAI-GATEWAY The Communications Authority of
> Thailand(CAT),TH)
> 
> ASpath:               18356 9931 4651 4761
> 

Same here. I got an alert for two prefixes. Same origin AS, same AS path
for one of them: 18356 9931 4651 4761, but a different one for the
other: 18356 38794 4651 4761.