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Tech Stack Detector: Website Technologies + DNS/SaaS

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Input domains or URLs. Output one item per website: technologies (6,600+: CMS, e-commerce, analytics, frameworks, CDN, payments) with versions and categories, plus email provider, email senders, DNS host and SaaS tools from public DNS. Blocked sites not charged.

Pricing

from $2.10 / 1,000 website analyseds

Rating

0.0

(0)

Developer

Ernesto Privato

Actor stats

Bookmarked

Total users

Monthly active users

an hour ago

Last modified

Categories

SEO tools

Lead generation

Developer tools

You can access the Tech Stack Detector: Website Technologies + DNS/SaaS programmatically from your own applications by using the Apify API. You can also choose the language preference from below. To use the Apify API, you’ll need an Apify account and your API token, found in API & Integrations in Apify Console.

Python

JavaScript

CLI

OpenAPI

HTTP

MCP

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  "components": {
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      "inputSchema": {
        "type": "object",
        "required": [
          "websites"
        ],
        "properties": {
          "websites": {
            "title": "Websites",
            "type": "array",
            "description": "Domains or URLs, one per line (e.g. 'shopify.com' or 'https://www.example.com/shop').",
            "items": {
              "type": "string"
            }
          },
          "includeDns": {
            "title": "Include DNS services",
            "type": "boolean",
            "description": "Also read the domain's public DNS: email provider (MX), email-sending services (SPF), DNS host, DMARC policy and SaaS tools that verified the domain (Google, Microsoft 365, Atlassian, Slack, Zoom, DocuSign, OpenAI…).",
            "default": true
          },
          "minConfidence": {
            "title": "Minimum confidence",
            "minimum": 0,
            "maximum": 100,
            "type": "integer",
            "description": "Hide technologies detected with lower confidence (0-100).",
            "default": 50
          },
          "includeImplied": {
            "title": "Include implied technologies",
            "type": "boolean",
            "description": "Add technologies implied by others (e.g. WordPress implies PHP and MySQL), marked with implied: true.",
            "default": true
          }
        }
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      "runsResponseSchema": {
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        "properties": {
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              "id": {
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              },
              "actId": {
                "type": "string"
              },
              "userId": {
                "type": "string"
              },
              "startedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "finishedAt": {
                "type": "string",
                "format": "date-time",
                "example": "2025-01-08T00:00:00.000Z"
              },
              "status": {
                "type": "string",
                "example": "READY"
              },
              "meta": {
                "type": "object",
                "properties": {
                  "origin": {
                    "type": "string",
                    "example": "API"
                  },
                  "userAgent": {
                    "type": "string"
                  }
                }
              },
              "stats": {
                "type": "object",
                "properties": {
                  "inputBodyLen": {
                    "type": "integer",
                    "example": 2000
                  },
                  "rebootCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "restartCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "resurrectCount": {
                    "type": "integer",
                    "example": 0
                  },
                  "computeUnits": {
                    "type": "integer",
                    "example": 0
                  }
                }
              },
              "options": {
                "type": "object",
                "properties": {
                  "build": {
                    "type": "string",
                    "example": "latest"
                  },
                  "timeoutSecs": {
                    "type": "integer",
                    "example": 300
                  },
                  "memoryMbytes": {
                    "type": "integer",
                    "example": 1024
                  },
                  "diskMbytes": {
                    "type": "integer",
                    "example": 2048
                  }
                }
              },
              "buildId": {
                "type": "string"
              },
              "defaultKeyValueStoreId": {
                "type": "string"
              },
              "defaultDatasetId": {
                "type": "string"
              },
              "defaultRequestQueueId": {
                "type": "string"
              },
              "buildNumber": {
                "type": "string",
                "example": "1.0.0"
              },
              "containerUrl": {
                "type": "string"
              },
              "usage": {
                "type": "object",
                "properties": {
                  "ACTOR_COMPUTE_UNITS": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATASET_READS": {
                    "type": "integer",
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                  "DATASET_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_READS": {
                    "type": "integer",
                    "example": 0
                  },
                  "KEY_VALUE_STORE_WRITES": {
                    "type": "integer",
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                  "KEY_VALUE_STORE_LISTS": {
                    "type": "integer",
                    "example": 0
                  },
                  "REQUEST_QUEUE_READS": {
                    "type": "integer",
                    "example": 0
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                  "REQUEST_QUEUE_WRITES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_INTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "DATA_TRANSFER_EXTERNAL_GBYTES": {
                    "type": "integer",
                    "example": 0
                  },
                  "PROXY_RESIDENTIAL_TRANSFER_GBYTES": {
                    "type": "integer",
                    "example": 0
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                  "PROXY_SERPS": {
                    "type": "integer",
                    "example": 0
                  },
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                    "type": "integer",
                    "example": 0
                  }
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                  "DATASET_WRITES": {
                    "type": "integer",
                    "example": 0
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                    "type": "integer",
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                  "KEY_VALUE_STORE_LISTS": {
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                    "type": "integer",
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                  "PROXY_RESIDENTIAL_TRANSFER_GBYTES": {
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                    "example": 0
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                  "PROXY_SERPS": {
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Tech Stack Detector: Website Technologies, DNS & SaaS OpenAPI definition

OpenAPI is a standard for designing and describing RESTful APIs, allowing developers to define API structure, endpoints, and data formats in a machine-readable way. It simplifies API development, integration, and documentation.

OpenAPI is effective when used with AI agents and GPTs by standardizing how these systems interact with various APIs, for reliable integrations and efficient communication.

By defining machine-readable API specifications, OpenAPI allows AI models like GPTs to understand and use varied data sources, improving accuracy. This accelerates development, reduces errors, and provides context-aware responses, making OpenAPI a core component for AI applications.

You can download the OpenAPI definitions for Tech Stack Detector: Website Technologies + DNS/SaaS from the options below:

OpenAPI.json

If you’d like to learn more about how OpenAPI powers GPTs, read our blog post.

You can also check out our other API clients:

Tech Stack Detector: Website Technologies + DNS/SaaS API in Python

Tech Stack Detector: Website Technologies + DNS/SaaS API in JavaScript

Tech Stack Detector: Website Technologies + DNS/SaaS API through CLI

Tech Stack Detector: Website Technologies + DNS/SaaS API

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