Documentation
Learn how to validate ISO 6346 container codes, manage account-based access, and integrate the platform through the web UI, API, or MCP.
contdt.com
What is BIC?
BIC (Bureau International des Containers) codes are unique identifiers for shipping containers following ISO 6346 standard. Format: AAAU NNNNNN-C
Interactive Workflow
Enter one or more BIC codes (one per line) in the input field. Click Validate or press Ctrl+Enter to check them, then save the result as a shareable report when needed.
API Access
Integrate BIC validation into your applications using our REST API. Check the API documentation for endpoints and examples.
Access And Validation
Check digit validation and format checking are public. Owner verification is available to signed-in accounts, and the returned detail depends on the active plan.
BIC Code Format
AAAU - Owner code (3 letters + U/J/Z)
NNNNNN - Serial number (6 digits)
C - Check digit (1 digit)
Example: BDCU 111111-3