Account Migration has not begun. There will be an in game message when it's your turn to move. Do not fall for any third party websites that are telling you to migrate NOW. They're trying to steal your information.

Hey there! A few weeks ago my account that I've been using for more than 4 years seems to have gotten a Minecraft ban. I am able to log in on the Mojang website but not on the Minecraft website or the launcher. I unfortunately do not have access to the email