Not able to create connections to http://dmoz.org/http://www.dmoz.org/World/Thai/%e0%b8%8b%e0%b8%b7%e0%b9%89%e0%b8%ad%e0%b8%82%e0%b8%ad%e0%b8%87/%e0%b8%9a%e0%b9%89%e0%b8%b2%e0%b8%99%e0%b9%81%e0%b8%a5%e0%b8%b0%e0%b8%aa%e0%b8%a7%e0%b8%99/ from your server. The reason might be a firewall, proxy, or http://dmoz.org/http://www.dmoz.org/World/Thai/%e0%b8%8b%e0%b8%b7%e0%b9%89%e0%b8%ad%e0%b8%82%e0%b8%ad%e0%b8%87/%e0%b8%9a%e0%b9%89%e0%b8%b2%e0%b8%99%e0%b9%81%e0%b8%a5%e0%b8%b0%e0%b8%aa%e0%b8%a7%e0%b8%99/ or your web hosting company might be blocking outside connections. Another possibility is a timeout because of slowdown in internet itself.