Luhn check
Validate a 9-digit US ABA bank routing number by its weighted (3,7,1) mod-10 checksum. Spaces and hyphens are ignored.
- Category
- Other services
- Starting price
- $0.002
- Paid calls · 30 days
- 10
- Unique payers · 30 days
- 10
Paid endpoints
5 endpoints, sorted by usage. Prices are per request.
- POST/v1/routing
Validate a 9-digit US ABA bank routing number by its weighted (3,7,1) mod-10 checksum. Spaces and hyphens are ignored.
$0.002Base2calls / 30d - POST/v1/luhn
Validate a number by the Luhn (mod-10) algorithm — the scheme behind credit/debit card numbers and many IDs. Spaces and hyphens are ignored. A mismatched check digit is a successful { valid: false }.
$0.002Base2calls / 30d - POST/v1/isbn
Validate an ISBN-10 (mod-11, trailing X allowed) or ISBN-13 (GTIN mod-10) book number. Length after removing spaces/hyphens selects the scheme.
$0.002Base2calls / 30d - POST/v1/imei
Validate a 15-digit mobile device IMEI by its Luhn check digit. Spaces and hyphens are ignored.
$0.002Base2calls / 30d - POST/v1/ean
Validate a GTIN barcode number — EAN-8, UPC-A (12), EAN-13 or GTIN-14 — by the standard mod-10 check digit. Length selects the scheme.
$0.002Base2calls / 30d