Editing Nslookup

= Nslookup =

'''Nslookup''' is a DNS query tool used to retrieve domain information such as IP addresses, mail servers, and DNS record details. It is useful in both troubleshooting and reconnaissance workflows, allowing direct queries to specific DNS servers and record types. Nslookup supports both interactive and single-line modes.

== <span id="options"></span>Common Options ==

=== Query Types ===
{| class="wikitable"
! Option !! Description
|-
| [[#ex-a|<code>-type=A</code>]] || Query IPv4 address records
|-
| [[#ex-aaaa|<code>-type=AAAA</code>]] || Query IPv6 address records
|-
| [[#ex-cname|<code>-type=CNAME</code>]] || Query canonical name records
|-
| [[#ex-mx|<code>-type=MX</code>]] || Query mail exchange records
|-
| [[#ex-soa|<code>-type=SOA</code>]] || Query start of authority records
|-
| [[#ex-txt|<code>-type=TXT</code>]] || Query text records
|-
| <code>-class=IN</code> || Set the DNS class (default: IN for Internet)
|}

=== Server & Control ===
{| class="wikitable"
! Option !! Description
|-
| [[#ex-dnsserver|<code>SERVER</code>]] || Specify which DNS server to query
|-
| <code>-port=<PORT></code> || Use a custom port for the DNS query
|-
| <code>-timeout=<SEC></code> || Set the query timeout in seconds
|-
| <code>-retry=<COUNT></code> || Set the number of retry attempts
|}

=== Output & Debug ===
{| class="wikitable"
! Option !! Description
|-
| [[#ex-debug|<code>-debug</code>]] || Show detailed query information
|-
| <code>-sil</code> || Run in silent mode without prompts or banners
|}

== Examples ==

=== <span id="ex-a"></span>Query A Record ===
<syntaxhighlight lang="bash">
nslookup -type=A example.com
</syntaxhighlight>

=== <span id="ex-aaaa"></span>Query AAAA Record ===
<syntaxhighlight lang="bash">
nslookup -type=AAAA example.com
</syntaxhighlight>

=== <span id="ex-cname"></span>Query CNAME Record ===
<syntaxhighlight lang="bash">
nslookup -type=CNAME www.example.com
</syntaxhighlight>

=== <span id="ex-mx"></span>Query MX Record ===
<syntaxhighlight lang="bash">
nslookup -type=MX example.com
</syntaxhighlight>

=== <span id="ex-soa"></span>Query SOA Record ===
<syntaxhighlight lang="bash">
nslookup -type=SOA example.com
</syntaxhighlight>

=== <span id="ex-txt"></span>Query TXT Record ===
<syntaxhighlight lang="bash">
nslookup -type=TXT example.com
</syntaxhighlight>

=== <span id="ex-dnsserver"></span>Use Specific DNS Server ===
<syntaxhighlight lang="bash">
nslookup example.com 1.1.1.1
</syntaxhighlight>

=== <span id="ex-debug"></span>Enable Debug Mode ===
<syntaxhighlight lang="bash">
nslookup -debug example.com
</syntaxhighlight>

== See Also ==
* [[dig]]
* [[host]]
* [[whois]]
* [[dnsenum]]
* [[Nmap]]