this tool does
When you access the internet your Internet Protocol
address (IP address) becomes known to the web site you access. We take this IP
address and using a database, try to determine your physical location.
your physical location is displayed at left, we can map the center of your
city on this page.
Your ip address (with reverse DNS)
Your gateway's ip address
internal ip address
not available (why?)
internet service provider
web browser type