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How to Read a DNBU Container Number (ISO 6346)
DNB
U
123456
7
Carrier Owner Code (Danaos Shipping)
Equipment Category (U)
6-Digit Serial Number
Check Digit Verification
For accurate DNBU container tracking, every container follows the international ISO 6346 standard. The first three letters represent the BIC registered owner code for Danaos Shipping. The 4th character is always U denoting an intermodal freight container, followed by a unique 6-digit serial number and a calculated check digit for tracking verification.
Danaos Corporation & Prefix Directory
Danaos Shipping
Danaos CorporationDanaos Corporation is one of the world's largest independent owners of containerships, chartering vessels to major ocean carriers globally. Use our DNBU container tracking tool for real-time visibility across global maritime routes.
Track via Danaos Shipping Carrier Page
Headquarters
Piraeus, Greece
Founded
1972
Global Fleet
70+ vessels
Carrier Alliance
Independent
All Registered Danaos Shipping Container Prefixes (6)
Select any Danaos Shipping container prefix to view dedicated prefix tracking, serial number anatomy, and container information.
Frequently Asked Questions About DNBU Container Tracking
What does the DNBU container prefix stand for?
DNBU is an official BIC-registered container prefix operated by Danaos Corporation. The letters "DNB" identify the carrier, and "U" designates a standard ISO 6346 intermodal freight container.
How do I perform DNBU container tracking live?
Enter your full 11-character DNBU container number (e.g. DNBU1234567) into the tracking field above. TraceContainer will fetch real-time vessel schedules, port milestones, and container status.
Can I track all Danaos Shipping container prefixes on TraceContainer?
Yes, TraceContainer supports live tracking across all registered Danaos Shipping prefixes including DNBU, DNCU, DNDU, DNEU, DNFU, DNGU and more.