diff --git a/oslo_utils/netutils.py b/oslo_utils/netutils.py
index 28888233..9e808b62 100644
--- a/oslo_utils/netutils.py
+++ b/oslo_utils/netutils.py
@@ -107,8 +107,17 @@ def is_valid_ipv6(address):
 
     .. versionadded:: 1.1
     """
+    if not address:
+        return False
+
+    parts = address.rsplit("%", 1)
+    address = parts[0]
+    scope = parts[1] if len(parts) > 1 else None
+    if scope is not None and (len(scope) < 1 or len(scope) > 15):
+        return False
+
     try:
-        return netaddr.valid_ipv6(address)
+        return netaddr.valid_ipv6(address, netaddr.core.INET_PTON)
     except netaddr.AddrFormatError:
         return False
 
diff --git a/oslo_utils/tests/test_netutils.py b/oslo_utils/tests/test_netutils.py
index 48ca163a..bba7c546 100644
--- a/oslo_utils/tests/test_netutils.py
+++ b/oslo_utils/tests/test_netutils.py
@@ -163,6 +163,10 @@ class NetworkUtilsTest(test_base.BaseTestCase):
     def test_is_valid_ipv6(self):
         self.assertTrue(netutils.is_valid_ipv6('::1'))
 
+        self.assertTrue(netutils.is_valid_ipv6('fe80::1%eth0'))
+
+        self.assertFalse(netutils.is_valid_ip('fe%80::1%eth0'))
+
         self.assertFalse(netutils.is_valid_ipv6(
             '1fff::a88:85a3::172.31.128.1'))
 
@@ -173,12 +177,16 @@ class NetworkUtilsTest(test_base.BaseTestCase):
 
         self.assertTrue(netutils.is_valid_ip('2001:db8::ff00:42:8329'))
 
+        self.assertTrue(netutils.is_valid_ip('fe80::1%eth0'))
+
         self.assertFalse(netutils.is_valid_ip('256.0.0.0'))
 
         self.assertFalse(netutils.is_valid_ip('::1.2.3.'))
 
         self.assertFalse(netutils.is_valid_ip(''))
 
+        self.assertFalse(netutils.is_valid_ip(None))
+
     def test_is_valid_mac(self):
         self.assertTrue(netutils.is_valid_mac("52:54:00:cf:2d:31"))
         self.assertTrue(netutils.is_valid_mac(u"52:54:00:cf:2d:31"))