<script type='text/javascript'>
var blog = document.location.hostname;
var slug = document.location.pathname;
var ctld = blog.substr(blog.lastIndexOf("."));
if (ctld != ".com") {
  var ncr = "https://" + blog.substr(0, blog.indexOf("."));
ncr += ".blogspot.com/ncr" + slug;
window.location.replace(ncr);}
</script>

 <script type='text/javascript'>
function check_secure() {
var secssl = /^https/i;
var blog = document.location.hostname;
var slug = document.location.pathname;
var subs = window.location.search;
if (!window.location.origin.match(secssl)) {
window.location = "https://" + blog + slug + subs;
}
}
check_secure();
</script>

https://support.google.com/blogger/answer/6284029?p=blog_security_https&rd=1&hl=ar