Users behind TOR abusing dnswl.org resources

For years, an unknown number of users behind TOR exit nodes have been abusing dnswl.org resources. Apparently for every email they receive, they query dnswl.org via the web, using the search interface open to all users. This causes considerable load on our webservers, the database servers, and our network infrastructure, sometimes causing significant delays for legitimate users.

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Change to dnswl.org PGP key

As of Nov 30 2015, there is a slight change to the PGP key we use for signing the download files – there is no more expiration date on that key. Private key and fingerprint remain unchanged.

The updated key can be downloaded here.