Toll402
Offline validator for a Belgian National Register Number (Rijksregisternummer / Numéro de registre national), format YYMMDDXXXCC. Verifies the two check digits equal 97 minus (first nine digits mod 97), applying the +2,000,000,000 offset fo
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 144 ms
- Price
- $0.001 per call
- Paying buyers, last 30 days
- 2 (directory's own records)
- Paid calls, last 30 days
- 2
- Category
- Developer tools and utilities
- Address
- https://toll402.dev/v1/t/rrn_be_validate
Accuracy: paid answers checked against an independent record
Not yet in our paid checks. A seller we have not checked has neither passed nor failed.
For agents
This page as JSON: /sellers/b8b36df4935b.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).