SEO Data

Website Categorization API

Send a list of domains and get back the industry category for each one. Our Website Categorization API covers 1,286 categories across 230 regions — built on the same taxonomy Google uses to classify the web.

  • Send a list of domains via API — up to 100,000 at once
  • Serpstat matches each domain against a database of 1B+ classified websites
  • Get back a category for each domain: industry, subcategory, and confidence score
Dataset Size
Updated daily
1,286
Categories
Formats: CSV JSON
Key Features
Key Features
Lead enrichment & CRM segmentation
— upload a list of prospect domains and instantly know what industry each company is in. Score leads, route them to the right sales team, and personalize outreach without manual research.
Competitor landscape analysis
— classify thousands of competitor domains by niche. Understand which industries are saturated, where opportunities exist, and how the market is structured.
Brand safety & ad targeting
— filter out irrelevant or unsafe domains before placing ads. Ensure your campaigns appear only on sites that match your target industry.
Audience segmentation
— enrich your analytics with industry data. Group website visitors or customers by the sector they work in, based on their company domain.
Example
Example API Response
{
  "hubspot.com": {
    "category": "Computers & Electronics / Software / Business & Productivity Software",
    "category_id": ".7.10.1.",
    "confidence": 0.97
  },
  "shopify.com": {
    "category": "Computers & Electronics / Software / Business & Productivity Software",
    "category_id": ".7.10.1.",
    "confidence": 0.95
  },
  "stripe.com": {
    "category": "Finance / Banking / Mobile Payments & Digital Wallets",
    "category_id": ".8.3.3.",
    "confidence": 0.96
  }
}
Coverage
Coverage & Taxonomy

1,286 industry categories based on Google's content classification taxonomy — from broad verticals like Finance and Healthcare down to specific niches like Mobile Payments or SaaS Tools.

No regional limits. The categorization works globally — submit any domain regardless of country or language, and get its industry category.

Access
Get Access

Available as part of Serpstat Data API. Contact us to get started or explore the full documentation.

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