GET /v1/tlsTLS certificate check for a host: issuer, subject, SANs, validity dates, days until expiry, TLS version.
Price: $0.002 per call, paid in USDC on Base via x402. No API key or signup.
npx x402-fetch "https://tools.anokha.space/v1/tls?domain=example.com"
{
"domain": "example.com",
"issuer": "...",
"not_after": "...",
"days_left": 60,
"san": [
"example.com"
]
}
The first request returns HTTP 402 with a PAYMENT-REQUIRED header. An x402 client signs a USDC authorization and retries with a PAYMENT-SIGNATURE header. You are charged only when the call succeeds.