81trust / 100

Domain Health

by api.x-402.online in Security & trust

x402 APIPassing, checked 5 h ago

Check whether a domain is reachable and healthy: DNS, certificate, redirects, security headers. One call on a domain: A, AAAA, NS, MX and SPF records; the TLS certificate with issuer, expiry and days left; the HTTP redirect chain hop by hop; and which security headers are present. Read from our infrastructure. Query…

GET https://api.x-402.online/v1/domain/health

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
145 ms typical, 145 ms slowest 5%
Last check
5 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.x-402.online/v1/domain/health?domain=example.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%2Fapi.x-402.online%2Fv1%2Fdomain%2Fhealth
const res = await pay("https://api.x-402.online/v1/domain/health?domain=example.com");
console.log(await res.json());

Example input

{
  "domain": "example.com"
}

Example output

{
  "dns": {
    "a": [
      "…"
    ],
    "mx": [
      "…"
    ]
  },
  "http": {
    "final_status": 200,
    "redirect_chain": [],
    "security_headers": {
      "strict_transport_security": true
    }
  },
  "tls": {
    "authorized": true,
    "days_left": 80
  }
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
5 h agoPassed402145 ms$0.005