customer.io

Trusted High Traffic Tranco #2,425

customer.io operates primarily as a developer platform, focusing on customer engagement automation. Customer.io is a customer engagement platform that helps businesses send targeted messages, emails, and push notifications based on user behavior. It provides tools for marketing automation, analytics, and customer journey orchestration. It is operated by Customer.io.

Industry Category

Developer Platforms

Tools and services for software development.

Related Topics

marketing automationcustomer engagementemail marketingpush notificationsanalyticsCRM

Well Established

customer.io is a well-established platform operated by Customer.io. Top 100,000 global website, 14 years old. Standard web safety practices apply.

Top 100,000 global website14 years old
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Developer API

Integrate Domain Intelligence

Access this classification data programmatically via our API.

GET /api/v1/classify?domain=customer.io
{
  "domain": "customer.io",
  "confidence": "high",
  "category": {
    "purpose": "developer_platform",
    "specialization": "Customer Engagement Automation"
  },
  "identity": {
    "headline": "Customer engagement platform for automated messaging and analytics",
    "summary": "Customer.io is a customer engagement platform that helps businesses send targeted messages, emails, and push notifications based on user behavior. It provides tools for marketing automation, analytics, and customer journey orchestration.",
    "operator": "Customer.io",
    "parent_entity": null,
    "topics": [
      "marketing automation",
      "customer engagement",
      "email marketing",
      "push notifications",
      "analytics",
      "CRM"
    ]
  },
  "functions": {
    "is_ugc_platform": false,
    "is_file_host": false,
    "is_url_shortener": false,
    "is_public_idp": false,
    "is_crypto_platform": false,
    "allows_user_subdomains": false,
    "is_form_builder": false,
    "is_document_host": false
  },
  "facts": {
    "registered_date": "2011-10-26T00:00:00Z",
    "rank": 2425,
    "hosting_provider": "AMAZON-02"
  }
}

Hosting

AMAZON-02

Registered

Oct 26, 2011

Last Updated

Jan 6, 2026

Domain data sourced from WHOIS, Tranco rankings, and URLert's classification engine.