NetIntel · Cert Transparency Lookup

by NetIntel

GETBaseSolana

$0.01

per call · USD Coin on Base

Query the crt.sh certificate transparency log database to enumerate all SSL certificates ever issued for a domain — returns subdomains discovered, certificate issuers, validity periods, and a risk score flagging wildcard certs, expiring certs, and suspicious issuance patterns.

Endpoint

GET https://netintel.dev/cert-transparency/lookup

1

Calls / 30d

1

Unique payers / 30d

Aug 20

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://netintel.dev/cert-transparency/lookup", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://netintel.dev/cert-transparency/lookup?domain=example.com&include_subdomains=true&limit=100" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "certs": [
    {
      "common_name": "example.com",
      "days_until_expiry": 90,
      "id": 12345678,
      "is_expired": false,
      "is_wildcard": false,
      "issuer": "Let's Encrypt",
      "not_after": "2024-04-01T00:00:00Z",
      "not_before": "2024-01-01T00:00:00Z",
      "sans": [
        "example.com",
        "www.example.com"
      ]
    }
  ],
  "domain": "example.com",
  "expiring_within_30_days": [],
  "findings": [],
  "grade": "A",
  "issuers": [
    "Let's Encrypt"
  ],
  "recently_issued": [],
  "score": 100,
  "total_certs_found": 47,
  "unique_subdomain_count": 2,
  "unique_subdomains": [
    "www.example.com",
    "mail.example.com"
  ],
  "wildcard_certs": []
}

Payment details

Pay to0xdadc335482ad545296fd7b28518a251ffcbeb9df
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase, Solana
Schemesexact

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