Just what it says on the tin - it's a free service with an API that does GeoIP lookups for you. 15k queries/hour before you get cut off. Returns results as JSON, CSV, or XML in addition to returning the external IP of whatever host you're using.
Just what it says on the tin - it's a free service with an API that does GeoIP lookups for you. 15k queries/hour before you get cut off. Returns results as JSON, CSV, or XML in addition to returning the external IP of whatever host you're using.