[133791] in North American Network Operators' Group
Re: OT - NO (Non-Operational) Question
daemon@ATHENA.MIT.EDU (Joe Blanchard)
Fri Dec 17 02:37:10 2010
In-Reply-To: <3577943.522.1292570047831.JavaMail.root@benjamin.baylink.com>
Date: Fri, 17 Dec 2010 01:37:06 -0600
From: Joe Blanchard <jbfixurpc@gmail.com>
To: Jay Ashworth <jra@baylink.com>
Cc: NANOG <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Sorry to alll, Yes that in a nutshell woud be my question along with
tracking it,,
Thanks jay
- Joe
On Fri, Dec 17, 2010 at 1:14 AM, Jay Ashworth <jra@baylink.com> wrote:
> ----- Original Message -----
> > From: "Andrew Haninger" <ahaning@mindspring.com>
> > To: "Joe Blanchard" <jbfixurpc@gmail.com>
> > Cc: nanog@nanog.org
> > Sent: Friday, December 17, 2010 1:28:47 AM
> > Subject: Re: OT - NO (Non-Operational) Question
> > On Fri, Dec 17, 2010 at 12:22 AM, Joe Blanchard <jbfixurpc@gmail.com>
> > wrote:
> >
> > > It appears there's really no easy way to determine the origin of a
> > > text sent to a cell...
> > >
> > For shortcodes, Neustar provided a list:
> >
> >
> https://www.usshortcodes.com/csc/directory/directoryList.do?method=showDirectory&group=all
> >
> > For regular cellular numbers, the Wireless Amber Alert site is popular
> > amongst MVNO (e.g. prepaid) users to find out so they can use the
> > email-to-text gateways:
> >
> > http://www.wirelessamberalerts.com/
> >
> > (You don't actually sign up, just enter the number and then it will
> > tell you
> > the carrier.)
> >
> > For landlines/VoIP/etc. Google should be able to tell you at least the
> > city/state. Though it's rare that you will get a text from a landline,
> > it is possible.
>
> I could be wrong, but I think the actual question was "is it realistic
> to assume a text to a cellphone came from the number it *says* it came
> from?" and I think the answer is "no, there are a few ways to spoof it".
>
> Received SMS messages are probably not evidentiary, absent a report from
> the receiving carrier of the message traffic log involved, which would
> itself be hearsay unless someone testified about it.
>
> Cheers,
> -- jra
>
>
