Bind9

• arpaname(1) translate IP addresses to the corresponding ARPA names
• ddns-confgen(8) ddns key generation tool
• dnssec-importkey(1) import DNSKEY records from external systems so they can be managed
• filter-a(8) filter A in DNS responses when AAAA is present
• filter-aaaa(8) filter AAAA in DNS responses when A is present
• named-journalprint(1) print zone journal in human-readable form
• named-nzd2nzf(1) convert an NZD database to NZF text format
• named-rrchecker(1) syntax checker for individual DNS resource records
• named.conf(5) configuration file for **named**
• named(8) Internet domain name server
• nsec3hash(1) generate NSEC3 hash
• rndc.conf(5) rndc configuration file
• tsig-keygen(8) TSIG key generation tool