the402 endpoint detail

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netz.halowerk.com v1 asn-neighbours

https://netz.halowerk.com/v1/asn-neighbours

answers 402

Returns the neighbouring autonomous systems observed next to a given AS in BGP paths, each with the number of observers that saw the adjacency and how often it appeared, which together indicate how solid the observation is rather than how important the relationship is.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.004
Network
base
Pay to
0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
548 ms
Payment options
1 usable of 1
Last checked
2026-09-06T01:22:57.946Z (23d ago)
Category
other

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fnetz.halowerk.com%2Fv1%2Fasn-neighbours"