diff --git a/p2p-net/src/types.rs b/p2p-net/src/types.rs
index 751f463..e7cfe8c 100644
--- a/p2p-net/src/types.rs
+++ b/p2p-net/src/types.rs
@@ -63,7 +63,7 @@ impl InterfaceType {
             InterfaceType::Loopback => ip.is_loopback(),
             InterfaceType::Public => is_public_ipv6(ip),
             // we do NOT allow to bind to link-local for IPv6
-            InterfaceType::Private => is_ipv6_private(ip),
+            InterfaceType::Private => is_ipv6_private(ip) || is_public_ipv6(ip),
             _ => false,
         }
     }
@@ -214,6 +214,12 @@ impl AcceptForwardForV0 {
             _ => false,
         }
     }
+    pub fn domain_with_common_peer_id(&self) -> Option<PubKey> {
+        match self {
+            AcceptForwardForV0::PublicDomainPeer((_, privkey, _)) => Some(privkey.to_pub()),
+            _ => None,
+        }
+    }
     pub fn get_domain(&self) -> &str {
         let domain = get_domain_without_port_443(match self {
             AcceptForwardForV0::PrivateDomain((d, _)) => d,