diff --git a/index.html b/index.html
index 3836782..a122ec1 100644
--- a/index.html
+++ b/index.html
@@ -138,7 +138,7 @@
             reachability = reachability.slice(-reachability_size-1);
           }
           reachability.push([startTime, undefined]);
-          httpGet("https://ip6.clerie.de/",
+          httpGet("https://ping.clerie.de/ping",
             () => {
               let endTime = (new Date()).getTime();
               reachability[reachability.length-1][1] = endTime;