Check resource records
You can check from which DNS servers the domain resource records are given from, and you can also see all the records of the domain.
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Open the CLI.
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Install the
digutility as part of thednsutilspackage:sudo apt-get install dnsutils -
Check which NS servers the domain is delegated to:
dig <example.com> NSSpecify
<example.com>as the domain name. -
Query the record data from the NS server. If the domain is delegated to multiple NS servers, repeat the request for each server:
dig <ns_server> <example.com> <type>Specify:
<ns_server>— The NS server you got in step 3;<type>— record type, e.g.Afor A record. To display information about all records in the domain, specifyany.
The response will contain the value of the entry and its TTL. TTL is the time in seconds during which a resource entry in the NS server cache is considered up to date and does not need to be re-cached.