This is a simple and small DNS server. Major features are: - Support for A, MX, NS, TXT, PTR, SOA in local resource records - Additional RRs handling - Responses cache, with optional TTL expiration - Forwarding to multiple exteral DNS servers, with simultaneous or time-driven query - Optional TCP zone transfer - A in RRs shuffling - Built-in ACL rules - Root privileges squashing - Chroot jail under unix systems - Secure DNS IDs to prevent DNS forget - Logging - Very simple config file