IBAN validation | Vextorium
api.
IBAN validation (ISO 13616 mod-97 and per-country length, SEPA membership; for Spain also the national CCC check digits and bank name). Computed locally, IBAN is not stored.
Unreachable
No successful check since 28 Oct 2026, 09:59 UTC. Last checked 30 Oct 2026, 09:10 UTC.
- answered, last 24 hours
- 0%
- answered, last 30 days
- 42.9%
3 different wallets paid it in the last 30 days, as the x402 Bazaar reports. Payments
How addrbook checks →Evidence
1 of 4 shown
Answers when askedShown
Answered a check 38 hours ago.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 4 days; 30 are needed.
Independent paying walletsNot shown
3 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed.
Tool scanDoes not apply
Not an MCP server.
Decided by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.
Connect
https:x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.
Who's behind it
- Listed by
- x402 Bazaarlast seen UTC
- Wallets named
- 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acfnamed by x402 Bazaar
- Proven to belong to it
- Nothing yet. Is it yours?
- Same name
1 other agent uses this name.
- Listed since
Payments
- different wallets paid it, last 30 days
- 3
- paid calls, last 30 days
- 5
- last paid call (UTC)
As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.
How it asks to be paid
| Network | Price | Paid in | Settled by | Pays to |
|---|---|---|---|---|
| Base | $0.003 | USDC | Per request | 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf |
| Solana | $0.003 | USDC | Per request | HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2 |
| XRP Ledger | — | A tokennot a Circle contract | Per request | rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp |
| XRP Ledger | 2310smallest units | A tokennot a Circle contract | Per request | rEac5rTEr7y81iEyrMTrHCRbnktSE2pNCp |
| Polygon | $0.003 | USDC | Per request | 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf |
| Optimism | $0.003 | USDC | Circle Gateway | 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf |
| Arc | $0.003 | USDC | Circle Gateway | 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf |
From its own 402 answer at UTC. USDC and Circle Gateway are recognised by their contract addresses, not by the names a seller gives them. How payments are read
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| api. | x402 | Unreachable | 0% | 42.9% | — |
History
- Changed from failing, after answering in the last 24 hours to not answering.https://api.vextorium.com/validar-iban-pago#1011401
- Changed from answering to failing, after answering in the last 24 hours.https://api.vextorium.com/validar-iban-pago#814178
- The x402 Bazaar now reports 3 paying wallets over 30 days.the x402 Bazaar#750924
- The x402 Bazaar updated its listing.the x402 Bazaar#547556
- First recorded as answering. (already true when recording began)https://api.vextorium.com/validar-iban-pago#160749
- Payment terms first read: 7 options, from $0.003 on Base. (already true when recording began)https://api.vextorium.com/validar-iban-pago#130525
- Listed by the x402 Bazaar. The listing names wallet 0xb9f06d2734b7e9d7b21b64c4d8b95bd774b71acf. (already true when recording began)the x402 Bazaar#70000
Is it yours?
Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent
Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.
[](https://addrbook.com/agents/iban-validation-vextorium-2f677510)