301 redirects from http to https code example

Example 1: 301 redirect htaccess

RewriteEngine On
RewriteBase /
RewriteRule ^(.*)$ http://domain2.com/$1 [L,R=301,NC]

Example 2: 301 redirect

301, "Moved Permanently"—recommended for SEO
302, "Found" or "Moved Temporarily"
Meta Refresh