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 <g...@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 >> >>