Yep, I just get a white screen with only a title. I'll email the address, thanks :)
I doubt it'll help, but here's the html that loaded. Note that the body doesn't contain anything useful. I tried disabling adblock etc.
<html><head>
<title> - Sharing Your Number</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="title" content=" - Sharing Your Number">
<meta name="description" content="CardPing is a better way to share your contact details with others, and keep those details up to date.Whether it's a business contact, a date, friends or family, we've got you covered. Launching for iPhone and Apple Watch early 2015."> <meta name="keywords" content=",mobile,ios,app,contacts,sharing,social">
<meta property="og:title" content=" - Sharing Your Number">
<meta property="og:type" content="company">
<meta property="og:site_name" content=" - Sharing Your Number">
<meta property="og:description" content="CardPing is a better way to share your contact details with others, and keep those details up to date.
Whether it's a business contact, a date, friends or family, we've got you covered.
CardPing is launching early 2015.">
<meta property="og:url" content="http://signup.cardping.com">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta property="og:image" content="https://launchrock-assets.s3.amazonaws.com/logo-files/0OEJ2DFN_1421628983922.png?_=1">
<link rel="image_src" href="https://launchrock-assets.s3.amazonaws.com/logo-files/0OEJ2DFN_1421628983922.png?_=1">
<link rel="icon" href="https://launchrock-assets.s3.amazonaws.com/favicon-files/0OEJ2DFN_1419290351139.png?_=0">
<script type="text/javascript">var _sf_startpt=(new Date()).getTime()</script>
<style type="text/css"></style></head>
<body>
<!-- Begin LaunchRock Widget -->
<div id="lr-widget" rel="0OEJ2DFN"></div>
<script type="text/javascript" src="/js/ignition-current.min.js"></script>
<!-- End LaunchRock Widget -->
</body></html>