Canonicalize Host – Add/Remove www (IIS) Canonicalize host name to enforce either a www-prefixed domain or non-www-prefixed domain.
Canonicalize Host – Add/Remove www (NGINX) Enforce canonical host names by either prepending www or explicitly omitting it from the domain name.
Canonicalize Host – Add/Remove www (Apache) Canonicalize host names by either prepending www or explicitly omitting it from the domain name.