diff --git a/backend/src/utils.ts b/backend/src/utils.ts
index 1bb4d6ce6..c6c705db6 100644
--- a/backend/src/utils.ts
+++ b/backend/src/utils.ts
@@ -647,7 +647,13 @@ export function getUrlsInString(str: string, onlyUnique = false): MatchedURL[] {
       return urls;
     }
 
-    const hostnameParts = matchUrl.hostname.split(".");
+    let hostname = matchUrl.hostname.toLowerCase();
+
+    if (hostname.length > 3) {
+      hostname = hostname.replace(/[^a-z]+$/, "");
+    }
+
+    const hostnameParts = hostname.split(".");
     const tld = hostnameParts[hostnameParts.length - 1];
     if (tlds.includes(tld)) {
       urls.push(matchUrl);