diff --git a/lib/nntp/tiny/host.py b/lib/nntp/tiny/host.py
index 29eb2c7..f4eede5 100644
--- a/lib/nntp/tiny/host.py
+++ b/lib/nntp/tiny/host.py
@@ -20,3 +20,7 @@ class Host():
                 return False
 
         return True
+
+    @staticmethod
+    def is_hostname(value: str):
+        return not (Host.is_ipv6(value) and Host.is_ipv4(value))