[Starlink] Info on IP country ranges

[Alexandre Petrescu]

Le 08/12/2023 à 06:57, Freddie Cash a écrit :
> Dishy gets a /64

IF Dishy gets a /64 from the starlink operator then I am afraid one cant 
make subnets in home, because each other subnet needs a distinct /64.


> and I've tested DHCPv6 on both my Firewalla and my USG. They do prefix 
> delegation to distribute that as a /56 locally.

I am afraid it is not possible to make a /56 out of a /64 (the inverse 
is true).

Alex

>
> No NAT required for IPv6 (incoming or outgoing) connections. And there 
> doesn't appear to be any restrictions on IPv6 traffic.
>
> This is with the round Dishy.
>
> Cheers,
> Freddie
>
> Typos due to smartphone keyboard.
>
> On Thu, Dec 7, 2023, 3:54 a.m. Alexandre Petrescu via Starlink 
> <starlink at lists.bufferbloat.net> wrote:
>
>
>     Le 04/12/2023 à 19:17, J Pan via Starlink a écrit :
>     > yes, starlink does respond to its customers' complaints, although
>     > sometimes slowly. its ipv4 address acquisition is scattered
>     around as
>     > a latecomer to the isp world, and as a global local isp, it's more
>     > troublesome. ip packets have to be tunneled back to its home pop
>     where
>     > nat and other functions happen, sometimes around the world,
>     causing a
>     > much higher minimum rtt fluctuation in 15-second handover
>     > intervals---bad for network protocols and applications. ipv6 can do
>     > better but currently follows the same route as ipv4---an
>     incentive to
>     > promote ipv6 ;-)
>
>     Excellent incentive!
>
>     It would be good to know whether the dishy router obtains a /56 or
>     a /64
>     prefix from the starlink ISP.  That is easy to find out by just
>     looking
>     at the packets.  This would tell whether a NAT can be avoided at
>     home,
>     and hence more apps made possible.
>
>     IT would also be good to  know whether the claimed IPv6 access on
>     dishy
>     is via a tunnel (IPv6 in IPv6, or IPv6 in IPv4) or it is 'native' (no
>     tunnel).  That will tell many things about additional latency that
>     might
>     be brought in by IPv6.  (we'd want less latency, not more).
>
>     After that, one can look more at promoting IPv6.  Otherwise, IPv6
>     might
>     still look as a hurdle, an obstacle, additional work that is too
>     little
>     necessary, or might even be worse than IPv4.
>
>     Alex
>
>     > --
>     > J Pan, UVic CSc, ECS566, 250-472-5796 (NO VM), Pan at UVic.CA,
>     Web.UVic.CA/~pan <http://Web.UVic.CA/~pan>
>     >
>     > On Mon, Dec 4, 2023 at 4:04 AM Noel Butler
>     <noel.butler at ausics.net> wrote:
>     >> Thanks, it seems they are trying it on then :)
>     >>
>     >> On 04/12/2023 10:44, J Pan wrote:
>     >>
>     >> starlink advertises its customer ip address location at
>     >> http://geoip.starlinkisp.net (not always updated but good enough in
>     >> most cases and traceroute can confirm to some extent as well)
>     >> --
>     >> J Pan, UVic CSc, ECS566, 250-472-5796 (NO VM), Pan at UVic.CA,
>     Web.UVic.CA/~pan <http://Web.UVic.CA/~pan>
>     >>
>     >> On Sun, Dec 3, 2023 at 4:15 PM Noel Butler via Starlink
>     >> <starlink at lists.bufferbloat.net> wrote:
>     >>
>     >>
>     >> I run an open access usenet server, but only for those within
>     my CC, so access is by IP based on our CC allocations from APNIC.
>     >>
>     >> Because IPv4 exhaustion this changes sometimes with buying
>     allocations from other regions, and if they get denied access I
>     encourage them to let us know so we can keep ACL's updated, I've
>     had a request from a starlink user who claims they are here, but
>     traceroute shows them in .DE
>     >>
>     >> tracing some 217.foo.ad.dr
>     >>
>     >> ...
>     >> 9 ae-6.r21.frnkge13.de.bb.gin.ntt.net
>     <http://ae-6.r21.frnkge13.de.bb.gin.ntt.net> (129.250.3.183)
>     290.223 ms 290.180 ms ae-1.r20.frnkge13.de.bb.gin.ntt.net
>     <http://ae-1.r20.frnkge13.de.bb.gin.ntt.net> (129.250.7.35) 280.523 ms
>     >> 10 ae-1.a03.frnkge13.de.bb.gin.ntt.net
>     <http://ae-1.a03.frnkge13.de.bb.gin.ntt.net> (129.250.3.152)
>     290.109 ms 289.667 ms 292.864 ms
>     >> 11 ae-0.spacex.frnkge13.de.bb.gin.ntt.net
>     <http://ae-0.spacex.frnkge13.de.bb.gin.ntt.net> (213.198.72.19)
>     279.611 ms 278.840 ms 279.592 ms
>     >> 12 undefined.hostname.localhost (206.224.65.189) 280.127 ms
>     278.506 ms 284.265 ms
>     >> 13 undefined.hostname.localhost (206.224.65.209) 284.198 ms
>     undefined.hostname.localhost (206.224.65.201) 274.663 ms 273.073 ms
>     >> 14 * * *
>     >>
>     >>
>     >> As it is our policy to not collect any user info or issue
>     user/pass's and  only allow access by IP, I'm hoping someone here
>     knows if they are full of it, or does starlink really assign
>     addresses from anywhere? That one hardly makes sense for user
>     experience, or maybe starlink has so few users in this country
>     they haven't bothered changing anything yet?
>     >>
>     >> --
>     >>
>     >> Regards,
>     >> Noel Butler
>     >>
>     >>
>     >> _______________________________________________
>     >> Starlink mailing list
>     >> Starlink at lists.bufferbloat.net
>     >> https://lists.bufferbloat.net/listinfo/starlink
>     >>
>     >>
>     >> --
>     >>
>     >> Regards,
>     >> Noel Butler
>     >>
>     >>
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