User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) Build Identifier: When starting, Mozilla is searching for a "dist" machine. It sends thousands of requests to our DNS servers and it takes more than 5 minutes to start. We are working on AIX 5.2 ML2 with Mozilla 1.4 Reproducible: Always Steps to Reproduce: 1. To get traces we start the tcpdump command 2. Start mozilla Actual Results: The result is always the same. Mozilla takes 5 minutes to start Expected Results: Why Mozilla is searching after the "dist" machine ?
Can you try running Mozilla 1.7 from http://releases.mozilla.org/pub/mozilla.org/mozilla/releases/mozilla1.7/contrib/mozilla-powerpc-ibm-aix22.214.171.124-1.7.tar.gz and look if this version has the same problem? Mozilla 1.4 is really old and many bugs were resolved since Mozilla 1.4 was released.
what are your proxy settings? (edit/preferences/advanced/proxy)