Comprehensive intelligence on America's digital ecosystem – covering over 200 million domains across the world's largest economy and most innovative tech landscape
Access premium US domain intelligence with flexible plans designed for businesses of all sizes, from startups to Fortune 500 enterprises.
Explore 200+ million American domains with IAB-categorized taxonomy, company details, and comprehensive web intelligence data.
Test our US domain categorization with real-time lookups. Experience enterprise-grade accuracy on American websites instantly.
Power your AI applications with the most comprehensive American domain database available. Our machine-learning infrastructure processes billions of data points from America's diverse digital economy to deliver real-time market intelligence.
The United States represents the world's largest and most sophisticated digital economy, home to technology giants that have transformed global communication, commerce, and computing. From Silicon Valley's innovation ecosystem to New York's fintech revolution and Austin's emerging tech hub, American businesses drive unprecedented digital adoption across every industry vertical. Our United States domain database captures this extraordinary diversity, covering everything from Fortune 500 corporations and high-growth startups to specialized regional businesses serving America's vast and varied market.
The American digital landscape features unique characteristics that distinguish it from other markets worldwide. The country's massive consumer base of over 330 million people creates unparalleled scale opportunities, while its entrepreneurial culture generates more startups than any other nation. The United States pioneered e-commerce, social media, cloud computing, and the sharing economy—innovations that continue reshaping global business practices. Understanding America's domain ecosystem provides crucial insights into digital trends that eventually influence markets worldwide, making US web intelligence essential for any serious market analysis.
🇺🇸 The United States hosts over 200 million domains, more than any other country, spanning 50 states and territories. America generates $2.4 trillion in annual e-commerce revenue and leads global venture capital investment, making comprehensive US domain intelligence essential for understanding worldwide digital commerce trends.
America's economy spans virtually every industry imaginable, with each sector maintaining substantial digital presence. The technology sector, concentrated in California, Washington, Massachusetts, and increasingly Texas, Colorado, and Florida, includes hardware manufacturers, software companies, cloud providers, and SaaS platforms that serve global markets. America's financial services industry, centered in New York but distributed across the nation, encompasses everything from traditional banking and investment management to cryptocurrency exchanges and decentralized finance platforms. Healthcare, representing nearly 20% of US GDP, features hospitals, insurers, pharmaceutical companies, biotech startups, and digital health platforms—each with complex regulatory requirements our database helps navigate.
The retail and e-commerce sector demonstrates America's consumer-driven economy, with major platforms and millions of independent merchants competing for consumer attention. Manufacturing, experiencing a significant resurgence through automation and reshoring initiatives, maintains crucial digital operations for supply chain management and customer engagement. Professional services—consulting, legal, accounting, and marketing—leverage sophisticated digital presence to attract clients nationwide. Our IAB-categorized database identifies and classifies these industry verticals with granular precision, enabling targeted analysis of America's complex business landscape.
"The US domain database transformed our market research capabilities. We can now analyze competitive landscapes across all 50 states, identify emerging startups before they hit mainstream awareness, and track digital trends in real-time. The granular categorization and company intelligence have become essential to our investment thesis development."
Identify target markets across US states and regions. Analyze competitor density, industry concentration, and market saturation to optimize expansion strategy.
Track startup ecosystems, unicorn companies, and emerging players. Monitor digital footprint growth as an early indicator of company success and market momentum.
Map America's vast e-commerce landscape. Identify DTC brands, marketplace sellers, and omnichannel retailers across product categories and geographic markets.
Analyze Silicon Valley, Austin, Seattle, Boston, and emerging tech hubs. Track technology stacks, hiring patterns, and digital infrastructure investments.
Monitor America's financial technology revolution including digital banks, payment processors, wealth management platforms, and cryptocurrency companies.
Navigate federal and state-level regulations. Identify businesses by jurisdiction for compliance requirements including CCPA, state licensing, and industry regulations.
Analyze digital health, telemedicine platforms, biotech companies, and healthcare providers. Track HIPAA-compliant entities and health tech innovation.
Map America's media landscape from streaming services and digital publishers to gaming companies and content creators across Hollywood and beyond.
Track America's manufacturing resurgence including advanced manufacturing, electric vehicle production, semiconductor fabs, and industrial automation.
Monitor education technology platforms, online learning providers, and academic institutions adapting to digital-first education delivery models.
import requests
# Query US domains with industry filtering
api_url = "https://api.websitecategorizationapi.com/v1/domains"
headers = {"Authorization": "Bearer YOUR_API_KEY"}
params = {
"country": "US",
"state": "CA", # California focus
"category": "Technology",
"subcategory": "SaaS",
"founded_after": "2020",
"has_funding": "true",
"limit": 500
}
response = requests.get(api_url, headers=headers, params=params)
us_tech_startups = response.json()
# Process results for California tech analysis
for company in us_tech_startups["domains"]:
print(f"{company['domain']} - {company['category']} - {company['state']}")
print(f"Tech Stack: {company['technologies']}")
print(f"Company: {company['company_name']}")Our United States database integrates with authoritative federal and state data sources to provide comprehensive business intelligence. We correlate domain data with SEC filings for public companies, enabling analysis of digital presence alongside financial performance and regulatory disclosures. USPTO patent and trademark integration reveals innovation patterns and intellectual property portfolios across America's most inventive companies. For private companies, we aggregate state-level corporate registrations, EIN data, and professional licensing information to verify business legitimacy and operational scope.
State-specific regulatory frameworks receive particular attention in our coverage. California's CCPA compliance tracking identifies privacy-conscious businesses, while Delaware incorporation data reveals corporate structure preferences among startups and established enterprises. Financial institutions registered with OCC, FDIC, and state banking regulators receive special categorization, as do healthcare entities maintaining HIPAA compliance and Medicare/Medicaid participation. This regulatory intelligence layer transforms raw domain data into actionable compliance and due diligence resources for professional applications.
"We use the API to power our competitive intelligence platform. The ability to track domain registrations, technology adoptions, and digital footprint changes across US markets gives our enterprise clients unprecedented visibility into market dynamics. The state-level filtering is particularly valuable for regional analysis."
America's technology sector drives global digital innovation, and our database provides deep visibility into this transformative industry. We track the entire lifecycle of tech companies—from nascent startups registered yesterday to established giants dominating their markets for decades. Our technology stack detection identifies frameworks, cloud providers, analytics tools, and infrastructure choices used by American businesses, revealing technology adoption patterns and competitive positioning. Cross-referencing with Crunchbase, LinkedIn, and proprietary datasets enriches domain records with funding history, employee counts, and growth trajectories.
Silicon Valley maintains its position as the global technology epicenter, but America's tech landscape has diversified significantly. Our coverage captures Austin's explosive growth as a tech hub, Seattle's continued strength in cloud and enterprise software, Boston's biotech and enterprise technology leadership, New York's fintech and media technology dominance, and emerging ecosystems in Miami, Denver, Raleigh, and Salt Lake City. This geographic distribution analysis helps investors, recruiters, and business developers identify opportunities beyond traditional tech centers.
The United States leads global e-commerce, generating over $1 trillion in annual online retail sales. Our database provides comprehensive coverage of America's digital commerce landscape, from Amazon and Walmart's massive marketplace operations to independent direct-to-consumer brands disrupting traditional retail. We categorize merchants by product vertical, business model (dropship, private label, marketplace, subscription), and platform technology (Shopify, BigCommerce, WooCommerce, custom builds), enabling sophisticated analysis of the competitive e-commerce environment.
Consumer digital services receive equally detailed coverage. We track subscription platforms, digital marketplaces, sharing economy services, and on-demand delivery operations that have transformed American consumer behavior. Dating apps, fitness platforms, food delivery services, and streaming entertainment—each category receives granular classification enabling precise market mapping. This consumer digital intelligence proves invaluable for investors evaluating market opportunities, brands analyzing competitive positioning, and service providers identifying partnership targets.
American domain coverage presents unique opportunities and challenges that our data infrastructure specifically addresses. The sheer volume of US domains—exceeding 200 million—requires industrial-scale processing capabilities that few providers can deliver. Our distributed crawling infrastructure maintains daily freshness across this massive dataset, ensuring timely updates as businesses launch, pivot, and close. Advanced deduplication and entity resolution algorithms distinguish legitimate businesses from parked domains, affiliate sites, and low-quality pages, ensuring database precision.
Multi-dimensional enrichment transforms raw domain records into actionable business intelligence. We integrate technology detection spanning hundreds of frameworks and services, company data from public and proprietary sources, social media presence analysis, content categorization using IAB taxonomy, and geographic attribution down to city level. Natural language processing extracts business descriptions, product offerings, and industry focus from website content. The result is the most comprehensive US domain intelligence resource available—purpose-built for enterprise applications in sales, marketing, investment research, and competitive intelligence.
Access the world's most comprehensive US domain database with real-time updates and enterprise-grade intelligence.