The go-to keyserver software is SKS https://bitbucket.org/skskeyserver/sks-keyserver/wiki/Home https://bitbucket.org/skskeyserver/sks-keyserver/wiki/Home and th

The go-to keyserver software is SKS https://bitbucket.org/skskeyserver/sks-keyserver/wiki/Home https://bitbucket.org/skskeyserver/sks-keyserver/wiki/Home and the network of SKS Keyservers can be found at: https://sks-keyservers.net/ https://sks-keyservers.net/ Things to know about keyservers such as SKS: There is no way to remove keys or a way to really delete information. Uploading to know server will propagate that information to all SKS servers in the network over time.