[tor-relays] descriptor-id calc tool?

nusenu nusenu at openmailbox.org
Tue Feb 28 02:16:00 UTC 2017

>>> Is there a tool out there that tells me which HSDir is/will probably be
>>> responsible for a given onion address (and at what time)?
>> There's no tool, unless you can reverse SHA1.
>> (Or brute-force a set of popular onion addresses.)
> I probably was not very clear in my question. I'm not aiming for the
> reverse path, just the normal calculation a tor client does given an
> onion address but instead of just calculating the current descriptor-id,
> print descriptor-ids for the future N days for onion address M (for the
> pre-prop224 world).

For the "current-only" case you might use stem:

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