PSL: Public Suffix List https://publicsuffix.org/ https://publicsuffix.org/ > A "public suffix" is one under which Internet users can (or historically could)

PSL: Public Suffix List https://publicsuffix.org/ https://publicsuffix.org/ > A "public suffix" is one under which Internet users can (or historically could) directly register names. Some examples of public suffixes are .com, .co.uk and pvt.k12.ma.us. The Public Suffix List is a list of all known public suffixes. > The Public Suffix List is an initiative of Mozilla, but is maintained as a community resource.