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ens-resolver.underscoredone.com resolve
https://ens-resolver.underscoredone.com/resolve
answers 402
Look up an ENS name or an Ethereum address and get back the matching one, automatically figuring out which direction you need.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0xE9740820225B3918b4ddd1292C7cA4Ca0e2C2F08
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 150 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-15T14:24:07.398Z (1h ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fens-resolver.underscoredone.com%2Fresolve"