|Lookup multiple IP addresses at
once with this handy form. Multiple IP address separated by one
or more spaces per line allowed and extraneous text or other numbers
will be ignored. A typical application for this tool is to process
the output of something like netstat
-nt and select the drop down box to order the results
by number of hits or by country. This can be helpful for diagnosing
Simply paste the output of putty (or whatever
you use for command line) into the form above to process into a
nicely formatted list by country or number of hits.
are dozens more things you can do and command lines you can run
to extract useful information from mail, kernel and firewall logs,
IPTABLES etc to test for trends, abuse, denial of service attacks
and much more. Grouping IP addresses by country immediately and
visibly shows trends that are not apparent by ay other means.