Tech Fingerprint Analyze

{
  "detections": [
    {
      "category": "cdn",
      "confidence": "high",
      "name": "Cloudflare"
    },
    {
      "category": "cms",
      "confidence": "high",
      "name": "WordPress"
    }
  ],
  "findings": [
    {
      "deduction": -20,
      "detail": "Content-Security-Policy header missing",
      "rule": "missing_csp"
    }
  ],
  "grade": "C",
  "response_time_ms": 342,
  "score": 68,
  "security_headers_missing": [
    "Content-Security-Policy",
    "X-Content-Type-Options",
    "Referrer-Policy"
  ],
  "security_headers_present": [
    "Strict-Transport-Security",
    "X-Frame-Options"
  ],
  "status_code": 200,
  "summary": {
    "analytics": [
      "Google Analytics"
    ],
    "cdn": "Cloudflare",
    "cms": "WordPress",
    "javascript_frameworks": [
      "jQuery"
    ],
    "server": "Nginx",
    "waf": "Cloudflare WAF"
  },
  "url": "https://example.com"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://netintel.dev/tech-fingerprint/analyze?url=https%3A%2F%2Fexample.com'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://netintel.dev/tech-fingerprint/analyze?url=https%3A%2F%2Fexample.com' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.05 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.05" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.05 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fnetintel.dev%2Ftech-fingerprint%2Fanalyze
const res = await pay("https://netintel.dev/tech-fingerprint/analyze?url=https%3A%2F%2Fexample.com");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.05 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.05"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://netintel.dev/tech-fingerprint/analyze?url=https%3A%2F%2Fexample.com")
    print(res.status_code, res.text)