IBANs for Austria with the correct country code, length and a valid ISO 7064 mod-97 check — they pass IBAN validators. The account portion is synthetic.
AT743200003363955841| Browser | sampuli.site — pick Austria, generate, export CSV/JSON |
| REST API | curl https://sampuli.site/api/v1/at/account?n=25 |
| npm | npx @sampuli/data at.account |
| Node | import { generate } from '@sampuli/data'; generate('at.account') |