Ssl Certificate
by Vextorium in Developer tools
TLS certificate of a domain: issuer, validity dates, days until expiry, names covered (SAN), whether it matches the domain and is trusted, TLS version and cipher. For uptime and security monitoring.
POST https://api.vextorium.com/v1/ssl-certificate
Last 30 days
Status and outage history · Atom feed
- Uptime
- 0.0%
- Response time
- - typical, - slowest 5%
- Last check
- 4 h ago: Amount "0.003" is not in atomic token units
- Next check
- any minute now
How to call it
POST https://api.vextorium.com/v1/ssl-certificate
Each call costs $0.003 in USDC on Base, paid with the request over x402.
Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.
Example request
From the listing.
POST https://api.vextorium.com/v1/ssl-certificate
content-type: application/json
{
"domain": "vextorium.com"
}Parameters
| Parameter | Type | Required | Description |
|---|---|---|---|
domain | string | Yes | |
port | integer | No | 443 (default), 8443, 465, 993, 995... |
Example response
The provider's example. We can't check it without paying.
{
"confidence": true,
"covers_domain": true,
"domain": "vextorium.com",
"duration_days": 89,
"encrypted": "TLS_AES_256_GCM_SHA384",
"ip": "188.114.96.5",
"issuer": "Let's Encrypt",
"names": [
"*.vextorium.com",
"vextorium.com"
],
"port": 443,
"remaining_days": 84.9,
"status": "ok",
"subject": "vextorium.com",
"tls": "TLSv1.3",
"valid_since": "2026-09-27T13:30:10+00:00",
"valid_until": "2026-12-26T13:30:09+00:00"
}Call it from code
The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.003.
curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i -X POST 'https://api.vextorium.com/v1/ssl-certificate' \
-H 'content-type: application/json' \
--data-raw '{"domain":"vextorium.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 - -X POST 'https://api.vextorium.com/v1/ssl-certificate' \
-H 'content-type: application/json' \
--data-raw '{"domain":"vextorium.com"}' \
| grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decodeJavaScript: pay and call
// 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 $0.003 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.003" });
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 $0.003 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.vextorium.com%2Fv1%2Fssl-certificate&method=POST
const res = await pay("https://api.vextorium.com/v1/ssl-certificate", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({
"domain": "vextorium.com"
}),
});
console.log(res.status, await res.text());Python: pay and call
# 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 $0.003 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.003"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))
with x402_requests(client) as session:
res = session.post(
"https://api.vextorium.com/v1/ssl-certificate",
json={
"domain": "vextorium.com",
},
)
print(res.status_code, res.text)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 |
|---|---|---|---|---|
| 4 h ago | Amount "0.003" is not in atomic token units | 402 | 117 ms | $0.003 |
| 9 h ago | Amount "0.003" is not in atomic token units | 402 | 77 ms | $0.003 |
| 13 h ago | Amount "0.003" is not in atomic token units | 402 | 80 ms | $0.003 |
| 17 h ago | Amount "0.003" is not in atomic token units | 402 | 109 ms | $0.003 |
| 22 h ago | Amount "0.003" is not in atomic token units | 402 | 127 ms | $0.003 |
| 26 h ago | Amount "0.003" is not in atomic token units | 402 | 77 ms | $0.003 |
| 30 h ago | Amount "0.003" is not in atomic token units | 402 | 106 ms | $0.003 |
| 34 h ago | Amount "0.003" is not in atomic token units | 402 | 74 ms | $0.003 |
| 38 h ago | Amount "0.003" is not in atomic token units | 402 | 80 ms | $0.003 |
| 42 h ago | Amount "0.003" is not in atomic token units | 402 | 79 ms | $0.003 |
| 45 h ago | Amount "0.003" is not in atomic token units | 402 | 75 ms | $0.003 |
| 2 days ago | Amount "0.003" is not in atomic token units | 402 | 84 ms | $0.003 |
| 2 days ago | Amount "0.003" is not in atomic token units | 402 | 352 ms | $0.003 |
| 2 days ago | Amount "0.003" is not in atomic token units | 402 | 77 ms | $0.003 |
| 3 days ago | Amount "0.003" is not in atomic token units | 402 | 169 ms | $0.003 |