dnstracer

dnstracer determines where a given Domain Name Server (DNS) gets its information from, and follows the chain of DNS servers back to the servers which know the data.

Tags Internet DNS Networking Utilities
Licenses BSD Original
Operating Systems Unix

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Rss Recent releases

  • Rrelease-mid
  •  15 May 2008 11:43
  • Rrelease-after

Changes: The timeout command line parameter was re-integrated. IPv6 root server handling was fixed. A lame server issue with certain domain names was fixed.

  • Rrelease-mid
  •  08 Jul 2004 08:23
  • Rrelease-after

Changes: Handling of timeouts was improved: instead of a static value, an initial value of five seconds is used, and is doubled with each retry. Warnings are printed if you receive a different RR type than the one you asked for (for example, when you ask for an A record and receive a CNAME). Problems which occurred when records received in the authority field are shorter than the domain for which the nameserver is authoritative were fixed. When compiled without IPv6 support on an IPv6 capable machine, the machine tried to query the IPv6 translated IPv6 address anyway.

  • Rrelease-mid
  •  14 Feb 2003 21:17
  • Rrelease-after

Changes: IPv6 servers can now be traced, and a -S option was added for specifying the source IP address.

  • Rrelease-mid
  •  30 Jul 2002 10:43
  • Rrelease-after

Changes: This release adds support for SOA records.

  • Rrelease-mid
  •  12 Jun 2002 00:58
  • Rrelease-after

    Changes: Added support for PTR records, and fixed some annoyances.

    Rss Recent comments

    Rcomment-before 12 Jun 2002 00:49 Rcomment-trans mavetju Rcomment-after

    Re: DJB's dnstrace differences?

    > What is the difference between this and
    > DJB's dnstrace (included in his djbdns
    > package)? His dnstrace traces down all
    > domain names from the root and does a
    > great deal of output. URL:
    > cr.yp.to/djbdns.html

    - The license used
    - The output. Please see http://www.mavetju.org/unix/dnstracer.php for more information.

    Rcomment-before 26 Feb 2002 04:29 Rcomment-trans julian7 Rcomment-after

    DJB's dnstrace differences?
    What is the difference between this and DJB's dnstrace (included in his djbdns package)? His dnstrace traces down all domain names from the root and does a great deal of output. URL: cr.yp.to/djbdns.html (http://cr.yp.to/djbdns.html)

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