So in the event you type wwwwwww dot something and afterwards wwww dot a thing, the 2nd query could very well be answered with an extremely swift “no” (NXDOMAIN from the DNS earth). Intense adverse caching operates only with DNSSEC signed zones, which includes both the root as well https://arthurnjmwg.dbblog.net/58587186/the-5-second-trick-for-cpanel-server-support