Free FireWall native Geo-country code API with limited accuracy. The Package adds functionality to NuGet package Walter.Web.Firewall More information on how to use this Add-On is available in this manual https://www.asp-waf.com/download/ASP-WAF-FireWall-Getting-Started.pdf This free API library may not give accurate results as it uses unchecked public domain data
$ dotnet add package Walter.Web.FireWall.Geo.NativeNo README available.