DNS Bind 9 Configuration Reference

Chapter 6. BIND 9 Configuration Reference Table of Contents Configuration File Elements Address Match Lists Comment Syntax Configuration File Grammar acl Statement Grammar acl Statement Definition and Usage controls Statement Grammar controls Statement Definition and Usage include Statement Grammar include Statement Definition and Usage key Statement Grammar key Statement Definition and Usage logging Statement Grammar logging Statement Definition and Usage lwres Statement Grammar lwres Statement Definition and Usage masters Statement Grammar masters Statement Definition and Usage options Statement Grammar options Statement Definition and Usage server Statement Grammar server Statement Definition and Usage statistics-channels Statement Grammar statistics-channels Statement Definition and Usage trusted-keys Statement Grammar trusted-keys Statement Definition and Usage view Statement Grammar view Statement Definition and Usage zone Statement Grammar zone Statement Definition …

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DNS Recursion Flag im BIND Log

The query log entry reports the client’s IP address and port number, and the query name, class and type. It also reports whether the Recursion Desired flag was set (+ if set, – if not set), if the query was signed (S), EDNS was in use (E), if DO (DNSSEC Ok) was set (D), or if CD (Checking Disabled) was set (C). client 127.0.0.1#62536: query: www.example.com IN AAAA +SE client ::1#62537: query: www.example.net IN AAAA -SE