![]() ![]() Historically, BIND underwent three major revisions, each with significantly different architectures: BIND4, BIND8, and BIND9. It is the most widely deployed DNS server. It is a free software product and is distributed with most Unix and Linux platforms, where it is most often also referred to as named (name daemon). Key advantage is to use the same application delivery controller to support DNS and application acceleration.īIND is the de facto standard DNS server. Most Internet users access a recursive server provided by their internet service provider to locate internet hosts such as BIG-IP DNS į5 Networks product offers DNS as an authoritative server, recursive and adds additional security measures. They also (typically) cache the result to answer potential future queries within a certain expiration ( time-to-live) period. Recursive server: recursive servers (sometimes called "DNS caches", "caching-only name servers") provide DNS name resolution for applications, by relaying the requests of the client application to the chain of authoritative name servers to fully resolve a network name.they contain the original set of data, or they can be secondary or slave name servers, containing data copies usually obtained from synchronization directly with the primary server, either via a DNS mechanism, or by other data store synchronization mechanisms. ![]() Authoritative name servers can be primary name servers, also known as master servers, i.e. "Acme Example Widgets") would provide its own authority services to respond to address queries, or for other DNS information, for These servers are listed as being at the top of the authority chain for their respective domains, and are capable of providing a definitive answer.
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