x402node.dev

https://api.x402node.dev

● healthy general

SSL/TLS certificate inspection: issuer, subject, valid_from, valid_to, days_remaining, SAN list, fingerprint, signature algorithm. Detects expired and expiring certificates. Use ?domain=example.com and port=443, ssl certificate, tls certificate check, certificate expiry -- reliability 91.0/100 per Paygent Discover

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://api.x402node.dev

/.well-known/x402.json

https://api.x402node.dev/.well-known/x402