Execute the download command while the tunnel remains fully active.
Direct access is still possible for and approved academic mirrors . Contact our support team with your use case, network diagram, and destination IP ranges. Approval takes 2–3 business days.
If you intended to ask for a solution to this specific error you are facing right now, please clarify your situation (e.g., Are you using a VPN? What is the file type?), and I can provide more targeted troubleshooting steps. Execute the download command while the tunnel remains
Data centers maintain real-time lists of "suspicious" IP addresses. If a user is connecting via a VPN, a proxy server, or an ISP known for malicious activity, the data center will flag the connection as a security risk and return the "restricted" error to protect the server's integrity.
Servers named dl (Download) typically handle high-volume data transfer. During peak hours, or if the server is under heavy load, the data center may restrict access to preserve bandwidth for priority traffic or paying enterprise clients. Approval takes 2–3 business days
Public file-sharing platforms often use DL3/DL4 naming structures.
If direct downloading fails, use a third-party cloud service as a stepping stone. Data centers maintain real-time lists of "suspicious" IP
Pull the file from the DL3/DL4 source into an intermediate cloud bucket.
Data centers often implement IP-based filtering to comply with local laws or licensing agreements. If the user's IP address originates from a region where the content is restricted or where cybercrime rates are historically high, the data center’s firewall will automatically drop the connection.
If you have automation that points directly to dl3/dl4, replace the URL with:
Important Infrastructure Update: Changes to Download Routing (dl3 & dl4)