diff --git a/TLDs-compatibility.md b/TLDs-compatibility.md
index e36e86d..421f019 100644
--- a/TLDs-compatibility.md
+++ b/TLDs-compatibility.md
@@ -40,6 +40,6 @@ Our Informations about these Domains are not sufficient.
 
 * .adult.ht
 
-### Source
+### Origin
 
-Informations about these Domains are researched with the Reseller-Database of the **united-domains AG** in Starnberg, Germany. I do not guarantee for the correctness or timeliness of the information.
\ No newline at end of file
+Informations about these Domains are researched with the Reseller-Database of the **[united-domains AG](https://united-domains.de)** in Starnberg, Germany. I do not guarantee for the correctness or timeliness of the information.
\ No newline at end of file