[tor-relays] Verizon AS701 blocking Tor consensus server tor26 (86.59.21.38)

Sina Rabbani sina at redteam.net
Wed May 16 01:12:07 UTC 2018


Here is a traceroute from *Verizon Wireless*:

$ traceroute 86.59.21.38
traceroute to 86.59.21.38 (86.59.21.38), 64 hops max, 52 byte packets
 1  * * *
 2  9.sub-66-174-32.myvzw.com (66.174.32.9)  329.758 ms  57.492 ms  24.798
ms
 3  130.sub-69-83-185.myvzw.com (69.83.185.130)  39.733 ms  39.718 ms
 37.786 ms
 4  50.sub-69-83-184.myvzw.com (69.83.184.50)  39.368 ms  40.511 ms  40.054
ms
 5  154.sub-69-83-185.myvzw.com (69.83.185.154)  44.532 ms  34.662 ms
 40.481 ms
 6  128.sub-69-83-176.myvzw.com (69.83.176.128)  30.812 ms  39.507 ms
 37.513 ms
 7  240.sub-69-83-163.myvzw.com (69.83.163.240)  44.676 ms  40.649 ms
 38.747 ms
 8  240.sub-69-83-163.myvzw.com (69.83.163.240)  42.064 ms  38.522 ms
 39.267 ms
 9  217.sub-66-174-32.myvzw.com (66.174.32.217)  35.631 ms  39.501 ms
 40.307 ms
10  * * *


I can't get past 66.174.32.217 which is:

AS6167
66.174.0.0/16
Cellco Partnership DBA Verizon Wireless


--Sina

On Tue, May 15, 2018 at 6:01 PM, Matthew Finkel <matthew.finkel at gmail.com>
wrote:
>
> On Tue, May 15, 2018 at 08:12:50PM -0400, Neel Chauhan wrote:
> > Hi tor-relays mailing list,
> >
> > I have noticed that the Tor consensus server tor26 (
https://metrics.torproject.org/rs.html#details/847B1F850344D7876491A54892F904934E4EB85D
)
> > is blocked on Verizon's UUNET (AS701) backbone, and therefore, Verizon's
> > retail services like FiOS and Wireless. I can confirm this on FiOS, but
I
> > don't use Verizon Wireless (my smartphone uses Sprint) so I can't test
it
> > there.
> >
> > A traceroute to tor26's IP address 86.59.21.38 from a Brooklyn apartment
> > shows this is filtered on Verizon's backbone:
>
> Interesting, thanks for noticing this and investigating.
>
> From an Optimum Online connection I can reach tor26:
>
> $ traceroute -n 86.59.21.38
> traceroute to 86.59.21.38 (86.59.21.38), 30 hops max, 60 byte packets
> [...]
>  9  * * *
> 10  4.69.203.210  87.969 ms  93.582 ms  90.246 ms
> 11  4.68.110.66  91.896 ms  89.551 ms  87.997 ms
> 12  130.244.38.232  89.958 ms  94.470 ms  95.286 ms
> 13  130.244.71.47  132.933 ms  131.108 ms  131.941 ms
> 14  212.152.189.65  132.910 ms  128.954 ms  149.351 ms
> 15  86.59.118.145  110.832 ms  111.453 ms  112.767 ms
> 16  86.59.21.38  116.790 ms  117.539 ms  117.448 ms
>
> > In a normal traceroute, you will see ALTER.NET at hop 5. Also, the
subnet
> > 86.59.21.0/24 is not filtered on UUNET. A traceroute to 86.59.21.1
works:
> >
>
> I also receive a response from the IP address immediate below tor26's:
>
> $ traceroute -n 86.59.21.37
> traceroute to 86.59.21.37 (86.59.21.37), 30 hops max, 60 byte packets
> [...]
>  9  * * *
> 10  4.69.203.210  88.174 ms  92.438 ms  92.715 ms
> 11  4.68.110.66  90.381 ms  89.487 ms  89.491 ms
> 12  130.244.38.232  92.294 ms  91.150 ms  93.985 ms
> 13  130.244.71.47  131.010 ms  131.173 ms  131.000 ms
> 14  212.152.189.65  131.932 ms  130.328 ms  136.155 ms
> 15  86.59.118.145  261.323 ms  261.824 ms  261.783 ms
> 16  86.59.21.37  122.162 ms  121.369 ms  118.289 ms
>
> > I got in contact with Peter Palfrader and he says he couldn't help, and
also
> > with Verizon FiOS support and they said the filtering 'isn't on
Verizon's
> > network' (read: isn't on Verizon's internal FiOS network but still on
> > Verizon's AS701 which I have to go to to get anywhere on the Internet
here).
>
> Unfortunately, no surprises there. Peter won't have any control over
> this, and FiOS won't take the blame for this.
>
> > But if Verizon didn't unblock tor26, could it actually mean that Verizon
> > wants to discourage Tor (and VPN/proxy) use to try to mine information
of
> > their customers (and sell ads/information) and direct users to VZ-owned
AOL
> > and Yahoo? Well, I hope they were just sloppy and don't mean to wage
war on
> > Tor.
>
> Yeah, either they don't understand how Tor works, or they blocked
> tor26's IP address for another reason (not because it's a directory
> authority).
>
> >
> > While I'm not saying you should avoid using anything Verizon at all
costs (I
> > certainly wouldn't want to go to the local cable company), I just want
to
> > point out a blocked consensus server.
>
> It's absolutely something we should keep an eye on, especially in the US
> as ISPs begin testing the FCC's (reinstated) laissez faire policy.
>
> Thanks.
> _______________________________________________
> tor-relays mailing list
> tor-relays at lists.torproject.org
> https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-relays
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.torproject.org/pipermail/tor-relays/attachments/20180515/ebd5a8e0/attachment-0001.html>


More information about the tor-relays mailing list