IBAN format

Client

International bank account shape check.

About IBAN format

Validate IBAN length and charset shape (no mod97 verify). The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.

How to use this page

Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.

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Nearby workflows on Toolcore

  • IBAN validate & format — MOD-97-10 checksum, country length (embedded list), compact or grouped copy—no bank lookup; browser-only. when another identifier column uses a different checksum ruleset.
  • BIC / SWIFT validate — ISO 9362 layout (8 or 11 characters)—bank, country, location, branch segments; no directory lookup; browser-only. when another identifier column uses a different checksum ruleset.
  • Luhn checksum (mod 10) — Paste a digit string (spaces ignored)—pass or fail Luhn for PANs, IMEI-style IDs, and test vectors; browser-only. when another identifier column uses a different checksum ruleset.
  • Payment card checker — Paste PAN digits—Luhn pass/fail plus Visa/Mastercard/Amex/Discover-style BIN hint; no bank lookup; browser-only. when another identifier column uses a different checksum ruleset.

Common use cases

  • IBAN format 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.