Index onlineMerchant portal
Api Endpoint

SSL Certificate Check

Inspect SSL/TLS certificate for any domain. Returns valid boolean, days_remaining, issuer, valid_from, valid_to, subject_alt_names (SANs), fingerprint_sha256, and protocol version. Default port 443. Use for certificate expiry monitoring, security audits, or HTTPS verification.

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Offering

Provider
agentsvc.io
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Security
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://agentsvc.io/api/v1/proxy/ssl-check
MIME type
application/json
First seen
2026-10-16T01:50:32.458Z
Last seen
Tags
ssl-check, certificate-expiry, ssl, TLS, certificate

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.009 USDC
Atomic price: 9000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.009 USDC
Atomic price: 9000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 3
0.009 USDC
Atomic price: 9000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 4
0.009 USDC
Atomic price: 9000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "9000",
    "payTo": "5JzPS5qpEwUM1vTC9GG7uqvwJdHzbEwfoPHf2Ki977tg"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "9000",
    "payTo": "0x622efA6Ceb83a5b6EdBC931332f4db68B7f74F27"
  }
]

Observed health

Status
Healthy
Latest latency
291 ms
Average latency
1017 ms
HTTP status
204
Last checked
Reachability
100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "POST",
        "PUT",
        "PATCH"
      ]
    },
    "bodyType": {
      "type": "string",
      "enum": [
        "json",
        "form-data",
        "text"
      ]
    },
    "body": {
      "properties": {
        "domain": {
          "type": "string",
          "description": "Domain to check SSL for (e.g. 'github.com', 'api.example.com'). Do not include https://"
        },
        "port": {
          "type": "integer",
          "default": 443,
          "description": "Port to check (default: 443)"
        }
      },
      "required": [
        "domain"
      ]
    }
  },
  "required": [
    "type",
    "method",
    "bodyType",
    "body"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "required": [
        "success",
        "data"
      ],
      "properties": {
        "success": {
          "type": "boolean"
        },
        "data": {
          "type": "object",
          "required": [
            "domain",
            "port",
            "valid",
            "days_remaining"
          ],
          "properties": {
            "domain": {
              "type": "string",
              "description": "The checked domain"
            },
            "port": {
              "type": "integer",
              "description": "The port that was checked"
            },
            "valid": {
              "type": "boolean",
              "description": "true if certificate is currently valid and not expired"
            },
            "subject": {
              "type": "string",
              "description": "Certificate subject (CN=...)"
            },
            "subject_alt_names": {
              "type": "array",
              "items": {
                "type": "string"
              },
              "description": "Subject Alternative Names the cert is valid for"
            },
            "issuer": {
              "type": "string",
              "description": "Certificate issuer organization"
            },
            "valid_from": {
              "type": "string",
              "format": "date-time",
              "description": "Certificate valid-from date (ISO 8601)"
            },
            "valid_to": {
              "type": "string",
              "format": "date-time",
              "description": "Certificate expiry date (ISO 8601)"
            },
            "days_remaining": {
              "type": "integer",
              "description": "Number of days until certificate expires (negative = already expired)"
            },
            "serial_number": {
              "type": "string",
              "description": "Certificate serial number (hex)"
            },
            "fingerprint_sha256": {
              "type": "string",
              "description": "SHA-256 fingerprint of the certificate"
            },
            "protocol": {
              "type": "string",
              "description": "TLS protocol version in use (e.g. TLSv1.3)"
            }
          }
        }
      }
    }
  },
  "required": [
    "type"
  ]
}