code: @Override
      public ConnectionTypeResponse connectionType(InetAddress ipAddress)
              throws IOException, GeoIp2Exception {
          return this.get(ipAddress, ConnectionTypeResponse.class,
                  "GeoIP2-Connection-Type");
      }
docs: Look up an IP address in a GeoIP2 Connection Type database.
  
  @param ipAddress IPv4 or IPv6 address to lookup.
  @return a ConnectTypeResponse for the requested IP address.
  @throws GeoIp2Exception if there is an error looking up the IP
  @throws IOException     if there is an IO error