cf-rewrite-host-to-new-host

const statusCode = 301;

async function handleRequest(request) {
  const url = new URL(request.url);
  const hostname = url.hostname;
  const { pathname, search } = url;
  const askhostname = /(greenllgold.com)/;
  const gethostname = `greeniigold.com`;
  const newbase = hostname.replace(askhostname, gethostname);

  const destinationURL = 'https://' + newbase + pathname + search;

  return Response.redirect(destinationURL, statusCode);
}

addEventListener('fetch', async event => {
  event.respondWith(handleRequest(event.request));
});

Example to silently redirect a typo domain to the correct domain using a Cloudflare Worker