Than you both - we'll check if such a measurement can be used as an
indication that the probe's network is "strange" and see if we can apply a
tag to mark them.

Regards,
Robert


On Wed, Aug 6, 2025 at 12:41 AM William Kanieski via ripe-atlas <
[email protected]> wrote:

> Hi, Malte.
>
> Thank you for your quick response and for bringing these measurements to
> my attention. Conducting traceroutes to an unannounced public IP address is
> a very clever way to filter out proxies that may respond on its behalf, and
> seems much more effective than just checking the first hops. I will
> periodically check the traceroute measurement for evidence of other
> anomalous probes, and will make note of the probes you mentioned as well
> when conducting my experiments.
>
>
> Regards,
>
>
> William Kanieski
>
>
> On Mon, Aug 4, 2025 at 9:12 PM Malte Tashiro via ripe-atlas <
> [email protected]> wrote:
>
>> Hi William,
>>
>> adding to this, there are also three probes (63018, 1000963, 1011609)
>> with the same problem.
>> See this [0] measurement, which targets an IP that is not announced on
>> BGP on purpose [1].
>> All probes with replies have some issue.
>>
>> Best,
>> Malte
>>
>> [0] https://atlas.ripe.net/measurements/40072013/results
>> [1]
>> https://github.com/RIPE-Atlas-Community/ripe-atlas-tips-and-tricks/wiki/nonDFZ-Routing
>> -----
>> To unsubscribe from this mailing list or change your subscription
>> options, please visit:
>> https://mailman.ripe.net/mailman3/lists/ripe-atlas.ripe.net/
>> As we have migrated to Mailman 3, you will need to create an account with
>> the email matching your subscription before you can change your settings.
>> More details at:
>> https://www.ripe.net/membership/mail/mailman-3-migration/
>
> -----
> To unsubscribe from this mailing list or change your subscription options,
> please visit: https://mailman.ripe.net/mailman3/lists/ripe-atlas.ripe.net/
> As we have migrated to Mailman 3, you will need to create an account with
> the email matching your subscription before you can change your settings.
> More details at: https://www.ripe.net/membership/mail/mailman-3-migration/
-----
To unsubscribe from this mailing list or change your subscription options, 
please visit: https://mailman.ripe.net/mailman3/lists/ripe-atlas.ripe.net/
As we have migrated to Mailman 3, you will need to create an account with the 
email matching your subscription before you can change your settings. 
More details at: https://www.ripe.net/membership/mail/mailman-3-migration/

Reply via email to