DNS Sinkhole (2023)

dns-sinkhole receives DNS queries and returns non-routable addresses for blacklisted domains.

Features #

• Configurable list of blacklisted domains
• Resolve DNS queries received over UDP for A or AAAA-type and IN class
• Forwards to an upstream DNS resolver any query that it cannot handle
• Runs as a systemd service

See related blog post for more details.