diff --git a/service-providers/simple-socks5/src/core.rs b/service-providers/simple-socks5/src/core.rs
index d061d83de2..ec9fb69be8 100644
--- a/service-providers/simple-socks5/src/core.rs
+++ b/service-providers/simple-socks5/src/core.rs
@@ -129,6 +129,7 @@ impl ServiceProvider {
                     return_address,
                 } => {
                     if !self.outbound_request_filter.check(&remote_addr) {
+                        log::info!("Domain {:?} failed filter check", remote_addr);
                         continue;
                     }