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Product Url Fingerprint Json
by geld machen url-fingerprint in Developer tools
x402 APIPassing, checked 5 min ago
JSON micro-tool for agents: GET ?url= → deterministic live URL fingerprint (final_url, status, content_type, body_sha256, body_len, tls_issuer/subject, dns A/AAAA sample, fetched_at, timing_ms). Reuses live-fetch bits from red-flag 1.2. Not an essay. Brand: geld machen. x402 $0.01 Base USDC.
GET https://geld-machen-x402.fly.dev/product/url-fingerprint.json
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 197 ms typical, 197 ms slowest 5%
- Last check
- 5 min ago
- Next check
- in 22 min
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://geld-machen-x402.fly.dev/product/url-fingerprint.json?url=https%3A%2F%2Fexample.com"import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fgeld-machen-x402.fly.dev%2Fproduct%2Furl-fingerprint.json
const res = await pay("https://geld-machen-x402.fly.dev/product/url-fingerprint.json?url=https%3A%2F%2Fexample.com");
console.log(await res.json());Example input
{
"url": "https://example.com"
}Example output
{
"body_len": 1256,
"body_sha256": "<hex>",
"brand": "geld machen",
"contentType": "application/json",
"content_type": "text/html",
"dns": {
"A": [
"93.184.216.34"
],
"AAAA": []
},
"fetched_at": "2026-09-07T16:00:00Z",
"final_url": "https://example.com/",
"product": "URL Fingerprint",
"status": 200,
"timing_ms": 420,
"tls_issuer": "…",
"tls_subject": "…"
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 5 min ago | Passed | 402 | 212 ms | $0.01 |
| 5 h ago | Passed | 402 | 197 ms | $0.01 |