68trust / 100
Header Expect Ct
by response-header-expect-ct in Security & trust
x402 APIPassing, checked 1 h ago
The expect-ct response header of a URL: whether it is present, its value, and a one-line reading of what the value means (or the risk of its absence for security headers). One header, one answer, for audits and monitoring scripts. $0.01 per check.
GET https://site.intel.rallylive.ca/site/header/expect-ct
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 56 ms typical, 573 ms slowest 5%
- Last check
- 1 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X GET "https://site.intel.rallylive.ca/site/header/expect-ct?url=https%3A%2F%2Fgithub.com%2F"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%2Fsite.intel.rallylive.ca%2Fsite%2Fheader%2Fexpect-ct
const res = await pay("https://site.intel.rallylive.ca/site/header/expect-ct?url=https%3A%2F%2Fgithub.com%2F");
console.log(await res.json());Example input
{
"url": "https://github.com/"
}Example output
{
"header": "expect-ct",
"present": true,
"url": "https://github.com/",
"value": "…"
}Security scan
- Charges more than its listed price in payment
Listed at $0.001, charges $0.01
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 1 h ago | Passed | 402 | 643 ms | $0.01 |
| 5 h ago | Passed | 402 | 546 ms | $0.01 |
| 9 h ago | Passed | 402 | 52 ms | $0.01 |
| 12 h ago | Passed | 402 | 126 ms | $0.01 |
| 16 h ago | Passed | 402 | 48 ms | $0.01 |
| 20 h ago | Passed | 402 | 163 ms | $0.01 |
| 23 h ago | Passed | 402 | 53 ms | $0.01 |
| 27 h ago | Passed | 402 | 573 ms | $0.01 |
| 30 h ago | Passed | 402 | 56 ms | $0.01 |
| 34 h ago | Passed | 402 | 46 ms | $0.01 |
| 38 h ago | Passed | 402 | 46 ms | $0.01 |
| 41 h ago | Passed | 402 | 125 ms | $0.01 |
| 45 h ago | Passed | 402 | 39 ms | $0.01 |
| 2 days ago | Passed | 402 | 42 ms | $0.01 |
| 2 days ago | Passed | 402 | 426 ms | $0.01 |