DNS: Difference between revisions
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=== Reverse DNS lookup === |
=== Reverse DNS lookup === |
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See [[Linux Commands#dig]], [[Linux Commands#host]] and [[Linux Commands#nslookup]]. |
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Use option <code>-x</code> of ''dig'' command: |
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<source lang=bash> |
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dig +short -x 82.78.227.176 |
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# 176.176-191.227.78.82.in-addr.arpa. |
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# ivorde.ro. |
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</source> |
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Or query record <code>PTR</code> in <code>in-addr.arpa</code> domain: |
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<source lang=bash> |
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dig +short ptr 176.227.78.82.in-addr.arpa. |
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# 176.176-191.227.78.82.in-addr.arpa. |
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# ivorde.ro. |
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</source> |
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Revision as of 04:35, 8 June 2016
References
- A DNS database consists of one or more zone files used by the DNS server. Each zone holds a collection of structured resource records, the following of which are supported by the DNS Server service.
- How DNS works.
- Detailed explanations on how DNS work, applied to Linux.
How-to
Reverse DNS lookup
See Linux Commands#dig, Linux Commands#host and Linux Commands#nslookup.