[tor-relays] why are some exit IPs missing from Exit IP DB?

nusenu nusenu at openmailbox.org
Sun Oct 11 11:27:39 UTC 2015

> Occasionally I run into a relay such as
> Bywadu 5A0DE94C95E2276B4BAC974A7D8FC6463C4FE8A4
> OR ip
> exit ip
> Where the egress/exit IP source address is
> not found in the Exit DB, shows up negative
> on ExoneraTor.  TorCheck in glaring unhappy RED
> spits
>> >Something Went Wrong!
>> >Tor is not working in this browser.
>> >For assistance, please contact help at rt.torproject.org.
> Does anyone know why this happens?

Such "non declared" exit IP addresses (OR IP != exit IP) are found by
exiting through every single exit relay to detect its exit IP.

Since exits can change their exit IP address at any time the exit list
can never be 100% accurate by design.


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