> Short-lived certificates are opt-in and we have no plan to make them the default at this time.
letsencrypt.org/2026/01/15/6...
letsencrypt.org
6-day and IP Address Certificates are Generally Available
Update: March 11, 2026 If you use Certbot, see Six-Day and IP Address Certificates Available in Certbot for details on requesting these certificates. Short-lived and IP address certificates are now ge...