diff --git a/dnsapi2.md b/dnsapi2.md
index c9b816f..17c00c4 100644
--- a/dnsapi2.md
+++ b/dnsapi2.md
@@ -108,6 +108,7 @@
 - [184. Use EfficienIP DNS API](#dns_efficientip)
 - [185. Use WEXBO DNS API](#dns_wexbo)
 - [186. Use Wärner Technologie Services DNS-API](#dns_wts)
+- [187. Use RESTENA DNS API](#dns_restena)
 - [Use custom API](#dns_myapi)
 - [Use lexicon DNS API](#dns_lexicon)
 
@@ -2763,6 +2764,21 @@ To issue a cert, run command:
 
 Report any bugs or issues [here](https://github.com/acmesh-official/acme.sh/issues/4419)
 
+## 187.  Use RESTENA DNS API
+
+Contact RESTENA Luxembourg to get an API key.
+
+```sh
+export RESTENA_TOKEN="your_api_token" 
+export RESTENA_ZONE="your_zone.lu"
+```
+
+To issue a cert, run command:
+
+```sh
+acme.sh --issue -d example.lu --dns dns_restena
+```
+
 <a name="dns_myapi"/>
 
 ## Use custom API