Access to DLS Portal is denied from your IP address, due to its inclusion in a block list, possibly for one of the following reasons: A computer or device in your network has been infected with malware and/or viruses. A computer or device in your network is part of a botnet. Your IP address is used by a mail server which is not configured properly. Your IP address is used to send mass unwanted messages (spam). You are connecting using a dynamic IP address previously used by known senders of unwanted messages (spam). You are connecting from an unsecured wireless network that allows unauthorized users to send unwanted messages (spam).