If you need to locate a user based on their IP address, what services are available (free and not free services are fine)?
P.S. I understand that some users use prox
Here's another free service: http://www.webservicex.net/WCF/ServiceDetails.aspx?SID=46
WebserviceX.NET provide quite a few different free web services.
this site uses maxminds free product - its a decent showcase - http://www.ipaddress1.com/
I have used hostip.info to grab client location informaion when forms are submitted on some of my aspx pages. Here is a blog entry I wrote on it a while back www.fencerowproductions.com
For a paid product, you could look at CountryHawk from cyScape.
I can't vouch for this product personally, but we use their BrowserHawk product for browser and connection speed detection (eg to optimise video streaming) and haven't had any problems with it.
Easy -> I made a .NET extension method a while back. It's all wrapped up in a single DLL that u can use and reference. it doesn't require ANY WEB SERVICE or 3rd party external API call.
it's also free.
it's also open source. blah blah blah.
Enjoy!
It's called IPAddressExtensions and it's on Codeplex.