When your container shows “not found” or has not updated its tracking status for several days, it does not necessarily mean the container is lost. Most untraceable container situations are solvable with systematic troubleshooting. This guide covers every scenario and what to do about each.
5 Common Reasons Container Tracking Fails
- Typo in the container number: The single most common cause. Container numbers follow ISO 6346: 4 letters + 7 digits (e.g., MSKU1234567). One wrong character returns “not found” on every tracking portal. Check your BL carefully — the letter “O” and the number “0” are easily confused.
- Discontinued or reassigned prefix: Some container owner codes (the first 3 letters) are retired when leasing companies merge or are acquired. A container prefix no longer appearing in the BIC registry causes tracking systems to reject the number as invalid.
- Carrier system data lag: After physical container movements (crane lift, vessel departure, port discharge), it takes 4–24 hours for the data to be processed through the carrier’s terminal interface and appear in the public tracking portal.
- Container not yet physically in the system: A container number allocated at booking but not yet received at the terminal has no tracking events. Tracking data is event-driven — there is no status until a physical movement occurs.
- IT disruption at carrier or port: Carrier portal outages, terminal system upgrades, or cyber incidents can cause tracking data to stop updating for 24–72 hours. TraceContainer.com aggregates data from multiple sources and often provides status even when the carrier’s own portal is down.
3 Error Types and How to Fix Them
- “Container not found”: Step 1: Verify the container number character by character against the original BL. Step 2: Try both the carrier’s portal and TraceContainer.com. Step 3: If still not found, contact your freight forwarder to verify the container number directly with the carrier.
- “Status not updating for 3+ days”: This often indicates a transshipment gap — the container is being held at a transshipment hub between vessels. Check the BL for transshipment ports. Try searching the transshipment port’s terminal website for the container. Allow 48–72 hours for data to update after the connecting vessel departs.
- “Delivered but container not found at facility”: This indicates a physical problem at the destination terminal. Contact the terminal manager directly with the container number. Verify the container has been Gate Out on the terminal system. If Gate Out occurred, check with the transport contractor who collected the container.
Pro Techniques for Tracking Recovery
- Cross-reference the container number against the vessel’s AIS (Automatic Identification System) data — if the vessel carrying your container is visible on AIS, you know it departed even if the carrier portal hasn’t updated.
- Use TraceContainer.com’s multi-carrier search — it queries 150+ carriers simultaneously and often returns data that individual carrier portals miss.
- Check the destination port’s terminal operating system (TOS) directly. Many ports have public-facing terminal queries (e.g., JNPT’s ICEGATE portal in India) where container location can be verified independently of the carrier.
Carrier Contact Email Template
Subject: Urgent — Container Tracking Information Request — [CONTAINER NO.]
Dear [Carrier Customer Service], We are the importer/shipper of the above-referenced container shipped under BL No. [XXXXXXXXX] from [Port of Loading] to [Port of Discharge]. The tracking system has not shown any updates since [DATE]. Please provide the current location and status of this container and ETA at [Port of Discharge]. Regards, [Your Name, Company, Contact Number]
Quick-Reference Troubleshooting Checklist
- Verify container number (11 characters, format: AAAA1234567)
- Check BL for correct container number (not booking number)
- Wait 24–48 hours if container was just loaded or departed
- Try TraceContainer.com as alternate data source
- Contact freight forwarder for direct carrier inquiry
- Check if transshipment delay explains the gap
- Escalate to carrier’s customer service with formal written request