dns-prefetch

dns-prefetch

<meta http-equiv="x-dns-prefetch-control" content="on">
<link rel="dns-prefetch" href="https://www.googletagmanager.com">
<link rel="dns-prefetch" href="https://connect.facebook.net">
<link rel="dns-prefetch" href="https://www.google-analytics.com">
<link rel="dns-prefetch" href="https://adservice.google.com">
<link rel="dns-prefetch" href="https://staticxx.facebook.com">
<link rel="dns-prefetch" href="https://www.facebook.com">
<link rel="dns-prefetch" href="https://tpc.googlesyndication.com">
<link rel="dns-prefetch" href="https://ajax.googleapis.com">
<link rel="dns-prefetch" href="https://fonts.googleapis.com">
<link rel="dns-prefetch" href="https://fonts.gstatic.com">
<link rel="preconnect" href="https://fonts.googleapis.com" crossorigin="">
<link rel="preconnect" href="https://www.googletagmanager.com" crossorigin="">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin="">