diff --git a/docs/index.html b/docs/index.html
index de091a77..ee3d7e6b 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -556,7 +556,7 @@ <h2>Helpful Hints!</h2>
                                     <div class="card">
                                         <img class="card-image" src="images/testimonial-1.svg" alt="alternative">
                                         <div class="card-body">
-                                            <p class="testimonial-text"><a href="https://ytn.overemo.com/"  target="_blank">ytn.overemo.com</a><br /> <a href="http://explorer.yentencoin.info/"  target="_blank">explorer.yentencoin.info</a><br /><a href="http://cpumining.zapto.org/explorer/YTN"  target="_blank">cpumining.zapto.org/explorer/YTN</a><br /><a href="http://spbird.mydns.jp/myexplorer2/myexplorer2.php?timezone=2&coingroupno=20"  target="_blank">Info+explorer</a></p>
+                                            <p class="testimonial-text"><a href="http://ytn.ccore.online/"  target="_blank">ytn.ccore.online</a><br /> <a href="http://explorer.yentencoin.info/"  target="_blank">explorer.yentencoin.info</a><br /><a href="http://cpumining.zapto.org/explorer/YTN"  target="_blank">cpumining.zapto.org/explorer/YTN</a><br /><a href="http://spbird.mydns.jp/myexplorer2/myexplorer2.php?timezone=2&coingroupno=20"  target="_blank">Info+explorer</a></p>
                                             <p class="testimonial-author">Block Exporers</p>
                                         </div>
                                     </div>