Oct 16, 2018 · Authoritative DNS provides answers to requests made by other DNS name servers (Recursive Servers) with the IP mapping of the intended website. But, the recursive DNS performs several lookups to respond with correct IP for the host.
Oct 05, 2018 · non-authoritative data that has been cached as a result of a prior recursive query, if any; data retrieved from remote authoritative name servers, which can then be cached and reused in response to future queries. A typical use case for a recursive nameserver would be to answer general DNS queries for clients on your local network. Jul 08, 2010 · An authoritative name server is a name server that gives answers that have been configured by an original source, for example, the domain administrator or by dynamic DNS methods, in contrast to answers that were obtained via a regular DNS query to another name server. May 19, 2018 · Any answer retrieved from the cache of any server is deemed non-authoritative because it did not come from an authoritative server. NON-AUTHORITATIVE DNS RESPONSES DNS servers cache responses so that if another local user requests the same host or IP address from the local nameserver, the answer will already be in the local nameserver's DNS Jul 17, 2013 · Authoritative name servers store DNS record information –usually a DNS hosting provider or domain registrar. Recursive name servers are the “middlemen” between authoritative servers and end-users because they have to recurse up the DNS tree to reach the name servers authoritative for storing the domain’s records.
Apr 08, 2020 · Authoritative DNS server Such a server is the name server, which has the original zone records. It has been configured from the original source, and it returns answers to queries that have been predetermined by the administrator. These DNS servers are giving responses to queries just for the zones they are configured.
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We present Akamai DNS, one of the largest authoritative DNS infrastructures in the world, that supports the Akamai content de- livery network (CDN) as well as authoritative DNS hosting and DNS-based load balancing services for many enterprises.
May 19, 2018 · What complicates matters is that DNS servers cache the answers they receive. If a DNS server has an SOA record, it fills in a field in the response that signals that the server queried is authoritative for the domain and that the answer is authoritative. Any DNS server external to that domain that retrieved the authoritative response will cache