recursive dns query
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Domain Name Server (DNS), Iterative, and Recursive DNS QueryWeb/Network 2019. 9. 28. 23:37
1. Overview There are two types of queries of Domain name resolution(DNS) to issue a request for the IP address of a hostname. Then local resolver formulates a DNS query to the name server of the host. Name server checks if it is authorized to answer the query. If it is, it responds. Otherwise, it will query other name servers, starting at the root tree. When the name server has the answer it se..