Ignore getting domain of a malformed link

boards/utils.py

@@ -154,6 +154,9 b' def get_domain(url: str) -> str:'
     Gets domain from an URL with random number of domain levels.
     """
     levels = url.split('.')
+    if len(levels) < 2:
+        return url
+
     top = levels[-1]
     second = levels[-2]