MAERSK Container Tracking (CMBU, CSSU)

Maersk Tracking: Track your Maersk containers instantly. Enter your container number, Bill of Lading, or booking reference. Real-time status updates and AI-powered ETA predictions.

Prefixes: CMBU · CSSU · GBEU · GBLU · HDLU 3 Free Credit · No credit card required

About Maersk

Maersk

Maersk Line

Maersk, founded in 1904 in Copenhagen, is one of the most prominent players in the global shipping industry. Headquartered in Denmark, Maersk operates a fleet of 709 vessels with a total capacity of 4.3M TEU.

With a workforce of over - employees worldwide, Maersk specializes in container shipping, air cargo, and rail transport services across all major trade lanes.

For more information about Maersk and its services, visit www.maersk.com .

709

Vessels

4.3M

TEU Capacity

Employees

1904

Founded

Maersk Container Prefixes

Maersk uses multiple container owner codes. Tracktainer auto-detects all of them:

Prefix	Brand / Division	Example
CMBU	Maersk	CMBU7283610
CSSU	Maersk	CSSU7283610
GBEU	Maersk	GBEU7283610
GBLU	Maersk	GBLU7283610
HDLU	Maersk	HDLU7283610
PERU	Maersk	PERU7283610

Maersk Container Number Format (ISO 6346)

CMBU7283610

CMBU Owner code

728361 Serial (6 digits)

0 Check digit

Popular Maersk Routes & Transit Times

Average transit times for the most popular Maersk shipping routes.

Transit times are estimates based on historical data. Use our tracking tool for real-time ETA predictions.

How to Track Maersk Containers

Three ways to track your Maersk shipment.

By Container Number

Enter the 11-character container number starting with an Maersk prefix. We auto-detect the carrier instantly.

Example: CMBU7283610

By Bill of Lading

Enter your Maersk BL number to track all containers under that Bill of Lading. One BL can cover multiple containers, we show all of them.

Example: CMBUG1234567

By Booking Reference

Track using the Maersk booking reference number. Ideal for pre-shipment visibility before the container is loaded.

Example: BKG0012345

Included in Tracking

Maersk Empty Return Tracking

Tracktainer doesn't stop at delivery. We track the full container lifecycle, including the empty return phase. Know exactly when and where your Maersk container needs to be returned, and get alerts before detention charges kick in.

Return depot visibility

See the assigned Maersk empty return depot directly in your tracking dashboard.

Free time countdown

Live countdown showing exactly how many days remain before detention charges begin.

Detention alerts

Automatic notifications before free time expires - avoid costly D&D charges.

Gate-out to gate-in tracking

Full visibility from port gate-out through empty return gate-in. The complete container journey.

What you get with Maersk tracking

Real-Time Status

Gate in, loaded, departed, transshipment, discharged, gate out - every milestone tracked.

AI ETA Prediction

Machine learning predictions more accurate than Maersk's own ETAs.

Vessel Details

Vessel name, IMO, voyage number, and real-time position for every Maersk ship.

Delay Alerts

Instant notifications when your Maersk shipment is delayed or ETA changes.

Maersk Tracking FAQ

Enter your Maersk container number (starts with CMBU, CSSU), Bill of Lading, or booking reference in the tracking field above. Tracktainer auto-detects Maersk and shows real-time status, vessel info, and ETA.

Maersk uses several prefixes: CMBU, CSSU. All are automatically detected by Tracktainer.

Transit times vary by route. Shanghai to Rotterdam takes 28-32 days, Shanghai to Los Angeles 14-18 days, Ningbo to Hamburg 30-35 days. Use our tracking tool for real-time AI-powered ETA predictions specific to your shipment.

You can track it directly through Tracktainer. Simply enter your 11-character container number (e.g. CMBU7283610) into our search bar. Please note that empty containers do not provide live AIS data; tracking will display the latest terminal milestones, such as "Gate Out Empty" or "Returned to Depot."

Yes. Enter your Maersk Bill of Lading number to track all containers under that BL. One BL can cover multiple containers; we'll show all of them with individual statuses.

Yes - 3 free tracking credits. For pro Maersk tracking with real-time alerts, live map, and API access, check our Pro plan.

Tracktainer provides AI-powered ETA predictions, delay alerts, demurrage notifications, and multi-carrier dashboard features Maersk's own website doesn't offer. Plus, if you ship with multiple carriers, you can track everything from one place.

Discharged means the container has been unloaded from the vessel at the destination port. It's now in the terminal yard awaiting customs clearance and pickup.