A test authorization for laresidencia.net to the Let's Encrypt staging service has revealed issues that may prevent any certificate for this domain being issued.
212.227.149.7: Fetching https://laresidencia.net/.well-known/acme-challenge/lOD9oJFH6YcXr40gLWX4OwIZN88BGq_3SltY0Q7mV8Q: Timeout during connect (likely firewall problem)