diff --git a/README.md b/README.md
index 8701d96..38478ef 100644
--- a/README.md
+++ b/README.md
@@ -31,6 +31,14 @@ services:
       - DUCKDNS_DELAY= #optional
     restart: unless-stopped
 ```
+nel folder /etc/letsencrypt/live/ le directory con tutte le key suddivise per domain
+
+accesso consentito solo come root (sudo -s)
+```bash
+ls /etc/letsencrypt2/live/
+
+patachina2.casacam.net  patachina2.duckdns.org  patachina.casacam.net  patachina.duckdns.org
+```
 
 # Let's Encrypt for Duck DNS