SELECT host, acl,
     DECODE(
          DBMS_NETWORK_ACL_ADMIN.CHECK_PRIVILEGE_ACLID(aclid, 'SCOTT', 'resolve'),
            1, 'GRANTED', 0, 'DENIED', NULL) privilege
     FROM dba_network_acls
    WHERE host IN
      (SELECT * FROM
         TABLE(DBMS_NETWORK_ACL_UTILITY.DOMAINS('www.us.oracle.com'))) and
      lower_port IS NULL AND upper_port IS NULL
   ORDER BY DBMS_NETWORK_ACL_UTILITY.DOMAIN_LEVEL(host) desc;


   HOST                         ACL          PRIVILEGE
   -------------------- -------------------- ---------
   www.us.oracle.com    /sys/acls/www.xml    GRANTED
   *.oracle.com         /sys/acls/all.xml
   *                    /sys/acls/all.xml