MRN format hint

Client

EU customs MRN layout hint without broker lookup.

About MRN format hint

Validate Movement Reference Number shape for customs entries. Processing runs in your browser—Toolcore does not need your paste for the core operation on this page.

Format and checksum rules only—no live registry, carrier, or customs lookup from this page.

How to use

Paste or type in the main field, then read the output below. Use Load example when available, or open the page with ?q= / ?qb= so tickets and agents share the same input.

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Nearby workflows on Toolcore

  • SSCC checksum — 18-digit Serial Shipping Container Code—GS1 modulus‑10 check digit; optional (00) prefix stripped; no registry lookup; browser-only. Useful when the same row uses a different identifier ruleset.
  • GTIN checksum (EAN / UPC) — Paste GTIN‑8, UPC‑A (GTIN‑12), EAN‑13, or logistic GTIN‑14 digits—ISO GS1 modulus‑10 parity without GS1 lookup—browser-only. Useful when the same row uses a different identifier ruleset.
  • SCAC code format — Validate Standard Carrier Alpha Code (2–4 letters). Useful when the same row uses a different identifier ruleset.
  • LEI checksum — Twenty-character Legal Entity Identifier—ISO 17442 MOD-97-10 check digits; no GLEIF lookup; browser-only. Useful when the same row uses a different identifier ruleset.

Common use cases

  • MRN format hint for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

More tools

Related utilities you can open in another tab—mostly client-side.