AQTRONIX Log Analysis is a log file reader without installer. You can run this executable from a USB stick to read the ASCII log files generated by all sorts of applications. It is able to read the log files from these companies or applications:
AQTRONIX
Microsoft IIS
Microsoft ISA Server 2000
Microsoft Installer Setup logs
Generic ASCII log files as long as each log entry is separated by a carriage return and line feed
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Log Analysis has a built-in WHOIS and DNS lookup. Supports filtering of log entries by keywords.