rawurl - the unparsed URL string.
scheme - the URL scheme, such as "http" or "inproc"
(always lower case).
userinfo - the username and password if supplied in the
URL string.
host - the full host part of the URL, including the port
if present (separated by a colon).
hostname - the name of the host.
port - the port (if not specified, the default port if
defined by the scheme).
path - the path, typically used with HTTP or WebSocket.
query - the query info (typically following ? in the URL).
fragment - used for specifying an anchor, the part after #
in a URL.
requri - the full Request-URI (path[?query][#fragment]).