[192341] in North American Network Operators' Group
Re: How to find all of an ISP's ASNs
daemon@ATHENA.MIT.EDU (Hank Nussbacher)
Wed Oct 26 00:03:36 2016
X-Original-To: nanog@nanog.org
To: Yang Yu <yang.yu.list@gmail.com>, Gary Baribault <gary@baribault.net>
From: Hank Nussbacher <hank@efes.iucc.ac.il>
Date: Wed, 26 Oct 2016 07:03:27 +0300
In-Reply-To: <CAFwKRnQngGqAoffxYH_EH9cjLbUPQMq-oLade3TZBNxq0_sB2g@mail.gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org
On 26/10/2016 03:14, Yang Yu wrote:
> as-set if they keep their routing registry updated?
>
> something like this
> http://bgp.he.net/irr/as-set/AS-RR-Res
and if that doesn't work try:
http://bgp.he.net/AS3356#_graph4
[replace the ASN with the ASN of your choice to see the interconnections.]
-Hank
>
> Normally I use IRR Explorer, but somehow the return is empty
> http://irrexplorer.nlnog.net/search/AS-RR-Res
>
>
> Yang
>
> On Tue, Oct 25, 2016 at 12:41 PM, Gary Baribault <gary@baribault.net> wrote:
>> Hi folks, how to I find all ASNs that belong to an ISP? I want to block
>> access to my IoT cameras from the world other than the two local major ISPs
>> (keeping last Friday in mind!)
>>
>> Gary B
>>
>>
