diff --git a/interceptors/ban/options.go b/interceptors/ban/options.go
index 31b3400..fa6c403 100644
--- a/interceptors/ban/options.go
+++ b/interceptors/ban/options.go
@@ -2,6 +2,7 @@ package ban
 
 import (
 	"context"
+	"net"
 	"time"
 
 	"google.golang.org/grpc/codes"
@@ -46,6 +47,9 @@ func DefaultActorFunc(ctx context.Context) (string, bool, error) {
 	if !ok {
 		return "", false, nil
 	}
+	if host, _, err := net.SplitHostPort(p.Addr.String()); err == nil {
+		return host, true, nil
+	}
 	return p.Addr.String(), true, nil
 }