diff --git a/common.cpp b/common.cpp
index 84b046a..cbea0f8 100644
--- a/common.cpp
+++ b/common.cpp
@@ -48,7 +48,7 @@ bool is_domain_blocked(const char *hostname) {
         auto status = curlpp::infos::ResponseCode::get(req);
 
         // Check result
-        fres = status > 400;
+        fres = status == 403;
 	} catch (...) {
 		fres = true;
 	}