Output format (v2.0) | Documentation | Website Categorization API | WhoisXML API

Output format

    "categories": [
            "tier1": {
                "confidence": 0.6479678859489982,
                "id": "IAB-379",
                "name": "News and Politics"
            "tier2": {
                "confidence": 0.9644738361093003,
                "id": "IAB-390",
                "name": "Weather"
    "domainName": "cnn.com",
    "websiteResponded": true

Output parameters

Website's URL

Determines if the website was active during the crawling. The website is considered to be active if it:

  • Responds within 20 seconds timeout (Connection timeout - 10s, Response read timeout - 10s)
  • Responds with 200 HTTP code
  • Sends Content-Type header which is either text/html or text/plain

The list of possible website's categories. Get all possible categories here.

The top level category object.
The top level category object.
The 2nd level category object (if present).
The unique category identifier.
The probability of how the category may be relevant for the website.
The readable name of the category.

CSV structure

The CSV output contain the same information as the JSON/CSV outputs.

  • Structure:
    - ...
  • Example:
    - "domainName","websiteResponded","tier1.confidence","tier1.id","tier1.name","tier2.confidence","tier2.id","tier2.name"
    - "forbes.com","1","0.93192500345616","IAB-52","Business and Finance","0.88770999176121","IAB-72","Business I.T."
    - "forbes.com","1","0.93192500345616","IAB-52","Business and Finance","0.72361734961793","IAB-53","Business"
    - "forbes.com","1","0.93192500345616","IAB-52","Business and Finance","0.66903891280842","IAB-79","Business Utilities"
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