diff --git a/backend/internal/repository/http_upstream.go b/backend/internal/repository/http_upstream.go
index b5a82352..33e5bbed 100644
--- a/backend/internal/repository/http_upstream.go
+++ b/backend/internal/repository/http_upstream.go
@@ -125,8 +125,18 @@ func NewHTTPUpstream(cfg *config.Config) service.HTTPUpstream {
 //   - inFlight > 0 的客户端不会被淘汰，确保活跃请求不被中断
 func (s *httpUpstreamService) Do(req *http.Request, proxyURL string, accountID int64, accountConcurrency int) (*http.Response, error) {
 	// Node.js TLS 代理：仅拦截白名单内的上游主机
-	if s.isNodeTLSProxyEnabled() && s.shouldRouteViaNodeProxy(req) {
-		return s.doViaNodeTLSProxy(req, accountID, accountConcurrency)
+	if s.isNodeTLSProxyEnabled() {
+		if req != nil && req.URL != nil {
+			slog.Warn("node_tls_proxy_check",
+				"scheme", req.URL.Scheme,
+				"host", req.URL.Host,
+				"hostname", req.URL.Hostname(),
+				"should_route", s.shouldRouteViaNodeProxy(req),
+			)
+		}
+		if s.shouldRouteViaNodeProxy(req) {
+			return s.doViaNodeTLSProxy(req, accountID, accountConcurrency)
+		}
 	}
 
 	if err := s.validateRequestHost(req); err != nil {