ToolAssay

X.509 TLS/SSL certificate inspector — parse fields and SANs, calculate a SHA-256

X.509 TLS/SSL certificate inspector — parse fields and SANs, calculate a SHA-256 fingerprint, and check hostname and time validity without trust or revocation claims.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
850 msmedian answer time
$0.005listed price per call
$0.005price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

POST https://artifact-inspector.use.x402atlas.com/certificate

CategoryEverything else
Provider hostartifact-inspector.use.x402atlas.com
Networkseip155:137, eip155:42161, eip155:8453
Payment schemesexact
Self-reported calls, 30 days2 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.005 850 ms

Example input (from the provider)

{
  "body": {
    "at_time": "2024-06-01T12:00:00Z",
    "hostname": "api.example.test",
    "pem": "-----BEGIN CERTIFICATE-----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\no9Lkli6ywIh515laMt/OM2lhcH6qFDZ1prqZDg==\n-----END CERTIFICATE-----\n"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "at_time": {
              "description": "Required fixed RFC3339 instant used only for validity comparison",
              "format": "date-time",
              "type": "string"
            },
            "hostname": {
              "description": "Optional hostname for the standard certificate name matcher",
              "maxLength": 253,
              "minLength": 1,
              "type": "string"
            },
            "pem": {
              "description": "Exactly one PEM CERTIFICATE block; mutually exclusive with der_base64",
              "maxLength": 98304,
              "minLength": 1,
              "type": "string"
            }
          },
          "required": [
            "pem",
            "at_time",
            "hostname"
          ],
          "type": "object"
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "additionalProperties": false,
          "properties": {
            "_atlas": {
              "additionalProperties": false,
              "description": "Atlas documentation and related-route metadata added after deployment",
              "properties": {
                "docs": {
                  "description": "Documentation URL for this bridge",
                  "format": "uri",
                  "maxLength": 512,
                  "type": "string"
                },
                "related": {
                  "description": "Bounded related Atlas routes",
                  "items": {
                    "additionalProperties": false,
                    "description": "One related Atlas route",
                    "properties": {
                      "bridge": {
                        "description": "Related bridge name",
                        "maxLength": 64,
                        "type": "string"
                      },
                      "docs": {
                        "description": "Related bridge documentation URL",
                        "format": "uri",
                        "maxLength": 512,
                        "type": "string"
                      },
                      "summary": {
                        "description": "Short capability summary",
                        "maxLength": 256,
                        "type": "string"
                      },
                      "url": {
                        "description": "Related route URL",
                        "format": "uri",
                        "maxLength": 512,
                        "type": "string"
                      }
                    },
                    "required": [
                      "bridge",
                      "url",
                      "docs",
                      "summary"
                    ],
                    "type": "object"
                  },
                  "maxItems": 3,
                  "type": "array"
                }
              },
              "required": [
                "docs"
              ],
              "type": "object"
            },
            "algorithm_version": {
              "const": "x509-certificate-inspect-v1",
              "description": "Pinned certificate inspection contract",
              "type": "string"
            },
            "at_time": {
              "description": "Applied validity comparison instant",
              "format": "date-time",
              "type": "string"
            },
            "certificate": {
              "additionalProperties": false,
              "description": "Normalized RFC 5280 leaf certificate fields without a trust conclusion",
              "properties": {
                "constraints": {
                  "additionalProperties": false,
                  "description": "Parsed basic constraints without path validation",
                  "properties": {
                    "basic_constraints_valid": {
                      "description": "Whether a basic constraints extension was parsed",
                      "type": "boolean"
                    },
                    "is_ca": {
                      "description": "Certificate CA bit; not a trust result",
                      "type": "boolean"
                    },
                    "max_path_length": {
                      "description": "Parsed path length, often -1 when absent",
                      "minimum": -1,
                      "type": "integer"
                    },
                    "max_path_length_zero": {
                      "description": "Whether an explicit zero path length was present",
                      "type": "boolean"
                    }
                  },
                  "required": [
                    "basic_constraints_valid",
                    "is_ca",
                    "max_path_length",
                    "max_path_length_zero"
                  ],
                  "type": "object"
                },
                "extended_key_usage": {
                  "description": "Normalized extended key usages and unknown OIDs",
                  "items": {
                    "description": "Normalized string value",
                    "type": "string"
                  },
                  "maxItems": 128,
                  "type": "array"
                },
                "finger

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