x402 pay-per-call

Check TLS certificate expiry from CT logs

Check how many days remain before a domain's TLS certificate expires, via Certificate Transparency logs. Call to catch a lapsing certificate before it causes an outage, especially relevant as CA/Browser Forum rules shrink standard certificate lifespans toward 47 days by 2029.

Billing. $0.05 in USDC per call over x402, on Base or Solana. No API key, no signup and no subscription. Send the request with no payment header, take the 402 challenge that comes back, pay it, and repeat the request. Only successful calls are charged.

post/v1/payg/cert-expiry

Request

  • Base URL: https://api.relayshield.net
  • URL: https://api.relayshield.net/v1/payg/cert-expiry
  • Auth: none required

Request body

domainstring required

Domain to check TLS certificate expiry for

Response

Payment settled and the check ran. ok is true and data holds the result.

oktrue required
dataobject required

Changes

No recorded changes to this operation across all 1 revision of this API.