fix(core): update

ts/index.ts

@@ -21,5 +21,13 @@ export class SmartWhois {
     };
   }
 
+  public async isValidTld(tldArg: string): Promise<boolean> {
+    const allTlds = await plugins.whoiser.allTlds();
+    const sanatizedTld = tldArg.startsWith('.')
+      ? tldArg.replace('.', '').toUpperCase()
+      : tldArg.toUpperCase();
+    return allTlds.includes(sanatizedTld);
+  }
+
   public async getWhoisForIp(ipArg: string) {}
-}
+}