Displays the HTML link of the url of the author of the current comment.

Signature

comment_author_url_link( $linktext = '', $before = '', $after = '' )
linktext
 (string) Optional. Text to display instead of the comment author's email address. Default empty.
Default: ''
before
 (string) Optional. Text or HTML to display before the email link. Default empty.
Default: ''
after
 (string) Optional. Text or HTML to display after the email link. Default empty.
Default: ''

Return

(void)

Source

function comment_author_url_link( $linktext = '', $before = '', $after = '' ) {
	echo get_comment_author_url_link( $linktext, $before, $after );
}
WP Trac GitHub

Link here