Пример 1

<?php

debug_var( parse_url_full("http://user:password@xn--90abjrtfbfku.xn--p1ai/some/path/to/file.htm?some=paremeters&can=be_here#hash") );

/*
Array
(
    [scheme] => http
    [host] => вебпортной.рф
    [user] => user
    [pass] => password
    [path] => /some/path/to/file.htm
    [query] => some=paremeters&can=be_here
    [fragment] => hash
    [query_array] => Array
        (
            [some] => paremeters
            [can] => be_here
        )

    [host_encoded] => xn--90abjrtfbfku.xn--p1ai
)
*/
?>