.Google.com’s John Mueller encourages web site proprietors on dealing with old amplifier subdomains, recommending redirects or even complete DNS elimination.Mueller advises either keeping 301 redirects or clearing away the AMP subdomain totally coming from DNS.For websites with 500,000 webpages, crawl spending plan effect coming from tradition amplifier Links isn’t a primary worry.AMP subdomains possess their personal separate crawl finances from the primary domain name.