View the most recent changes for the dnstracer port at: dnstracer.darwinports.com/diff
Scroll down toward the bottom of the page to get installation instructions for dnstracer.
The raw portfile for dnstracer 1.9 is located here:
http://dnstracer.darwinports.com/dports/net/dnstracer/Portfile
Find related portfiles with the unique DarwinPorts.com search feature.
Check for any related Fink projects here: pdb.finkproject.org/pdb/package.php/dnstracer

The dnstracer Portfile 59683 2009-10-19 20:05:06Z blb macports.org $

PortSystem 1.0
Name: dnstracer
Version: 1.9
Category: net sysutils
Maintainers: nomaintainer
Description: trace a chain of DNS servers to the source
Long Description: 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.

Platform: darwin freebsd

Homepage: http://www.mavetju.org/unix/dnstracer.php
Master Sites: http://www.mavetju.org/download/

Checksums: md5 7db73ce3070119c98049a617fe52ea84 sha1 b8c60b281c0eb309acd1b1551c51cccb951685c7 rmd160 deb18bce06d2524c6ef2df2d8bf6f7730b3be45e

configure.cppflags "-DBIND_8_COMPAT=1"
configure.args --mandir=${prefix}/share/man
if {${os.platform} == "darwin" && ${os.major} > 9} {
configure.env LIBS=-lresolv
}

build.type gnu

post-destroot {
xinstall -m 755 -d ${destroot}${prefix}/share/doc/${name}
xinstall -m 644 -W ${worksrcpath} CHANGES CONTACT LICENSE README ${destroot}${prefix}/share/doc/${name}
}

livecheck.type regex
livecheck.url http://www.mavetju.org/unix/general.php
livecheck.regex "${name}-(\[0-9.\]+)${extract.suffix}"

If you haven't already installed Darwin Ports, you can find easy instructions for doing so at the main Darwin Ports page.
Once Darwin Ports has been installed, in a terminal window and while online, type the following and hit return:

%  cd /opt/local/bin/portslocation/dports/dnstracer
%  sudo port install dnstracer  
Password: 

You will then be prompted for your root password, which you should enter. You may have to wait for a few minutes while the software is retrieved from the network and installed for you. Y ou should see something that looks similar to:

--->  Fetching dnstracer
--->  Verifying checksum for dnstracer
--->  Extracting dnstracer
--->  Configuring dnstracer
--->  Building dnstracer with target all

--->  Staging dnstracer into destroot

--->  Installing dnstracer

- Make sure that you do not close the terminal window while Darwin Ports is working. Once the software has been installed, you can find further information about using dnstracer with these commands:

%  man dnstracer
%  apropos dnstracer
%  which dnstracer
%  locate dnstracer

 Where to find more information: