504 Connect to ru.search.yahoo.com:80 failed: Connection refused

The following error occurred while trying to access http://ru.search.yahoo.com/search?p=%D0%BF%D1%80%D0%B8%D0%B2%D0%BE%D1%80%D0%BE%D1%82%D1%8B+%D0%BD%D0%B0%D1%82%D0%B0%D0%BB%D1%8C%D0%B8+%D1%81%D1%82%D0%B5%D0%BF%D0%B0%D0%BD%D0%BE%D0%B2%D0%BE%D0%B9:

504 Connect to ru.search.yahoo.com:80 failed: Connection refused