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chainsscope.duckdns.org tools wallet-scan
https://chainsscope.duckdns.org/tools/wallet-scan
payable
The flagship: balance, token holdings, recent activity, USD portfolio value, and an OFAC sanctions-list check for a wallet, in one call -- across Ethereum, Base, Arbitrum, Optimism, Polygon, Bitcoin, and Solana. Cheaper and simpler than calling wallet-balance + token-holdings + address-activity separately. Sanctions screening only (not a general scam detector) -- an honest, narrower claim, not a v
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.04
- Network
- base
- Pay to
- 0x1f5f8474fA0dc1Fde79187abd68Ef8Ea15ADAe34
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 739 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-10T09:09:43.536Z (1d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fchainsscope.duckdns.org%2Ftools%2Fwallet-scan"