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Dig

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[[dig]] is a tool for troubleshooting [[DNS]] issues, very similar to [[nslookup]], but prefered to it because of nslookup is now obsolete.
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[[dig]] is a tool for troubleshooting [[DNS]] issues.  It is very similar but preferred to the now obsolete [[nslookup]]. [[dig]] is included with the [[BIND]] [[DNS]] software, which is part of the base system.
  
 
The command format is  
 
The command format is  
  dig @server.you.want.to.do.dns.lookups record_you're_looking_for RECORDTYPE
+
  dig [@server.you.want.to.query] [RECORDTYPE] record_you're_looking_for  
 
for example:
 
for example:
 
  dig @192.168.1.1 A freebsdwiki.net
 
  dig @192.168.1.1 A freebsdwiki.net
 
will query the DNS server running at 192.168.1.1 for the "A" (host) record for freebsdwiki.net. You should get results very much like:
 
will query the DNS server running at 192.168.1.1 for the "A" (host) record for freebsdwiki.net. You should get results very much like:
  
digging freebsdwiki.net from server 192.168.1.1
 
 
 
  ; <<>> DiG 9.2.3 <<>> @192.168.1.1 freebsdwiki.net a
 
  ; <<>> DiG 9.2.3 <<>> @192.168.1.1 freebsdwiki.net a
 
  ;; global options:  printcmd
 
  ;; global options:  printcmd
Line 25: Line 23:
 
  ;; WHEN: Sun Dec 25 16:26:35 2005
 
  ;; WHEN: Sun Dec 25 16:26:35 2005
 
  ;; MSG SIZE  rcvd: 49
 
  ;; MSG SIZE  rcvd: 49
 
 
  
 
==options==
 
==options==
 
  -x reverse lookup
 
  -x reverse lookup
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 +
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To learn more about DNS, see also: [[root servers]], [[zone file]], [[DNS record types]]
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 +
For more DNS tools, see: [[whois]], [[nslookup]], [[host]], [[traceroute]]
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[[Category:FreeBSD for Servers]]
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[[Category:Common Tasks]]
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[[Category:Ports and Packages]]
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[[Category:DNS]]

Latest revision as of 13:15, 5 October 2007

dig is a tool for troubleshooting DNS issues. It is very similar but preferred to the now obsolete nslookup. dig is included with the BIND DNS software, which is part of the base system.

The command format is

dig [@server.you.want.to.query] [RECORDTYPE] record_you're_looking_for 

for example:

dig @192.168.1.1 A freebsdwiki.net

will query the DNS server running at 192.168.1.1 for the "A" (host) record for freebsdwiki.net. You should get results very much like:

; <<>> DiG 9.2.3 <<>> @192.168.1.1 freebsdwiki.net a
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2879
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;freebsdwiki.net.               IN      A

;; ANSWER SECTION:
freebsdwiki.net.        300     IN      A       66.154.114.98

;; Query time: 123 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Sun Dec 25 16:26:35 2005
;; MSG SIZE  rcvd: 49

[edit] options

-x reverse lookup


To learn more about DNS, see also: root servers, zone file, DNS record types

For more DNS tools, see: whois, nslookup, host, traceroute

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