Turn Domain Data Into Leads, Insights & Revenue
Discover how marketers, developers, and businesses use WhoisExtractor to generate leads, run campaigns, and build data-driven systems.
Used by marketers, agencies & developers to generate leads and automate outreach.
Real Ways People Use Our Data
From cold outreach to market research - everything powered by clean, structured data delivered daily.
Email Marketing
Build targeted email lists instantly
- Build targeted email lists
- Find emails from WHOIS & websites
- Launch cold outreach campaigns
Sales Prospecting
Find decision-makers and contact them directly
- Identify businesses & contacts
- Reach decision makers directly
- Build B2B pipelines at scale
Market Research
Spot emerging industries before competitors do
- Analyze domain registration trends
- Discover new businesses entering market
- Track industry growth patterns
SEO & Competitor Analysis
Uncover competitor strategies and niche gaps
- Find competitor domains & infrastructure
- Analyze website tech stacks
- Discover niche opportunities early
Lead Generation
Get ready-to-use leads with emails & phone numbers
The #1 reason customers choose WhoisExtractor. Pull millions of business contacts - emails, phones, and addresses - ready to import into your outreach tool.
- Emails + phone numbers from live websites
- 100M+ websites in the database
- Ready-to-use leads - no scraping required
- Download CSV, import & start sending today
Built for Every Type of User
Whether you write code or run campaigns, our data fits your workflow.
Domain Investors
- Discover new domains daily
- Track ownership changes
- Find undervalued opportunities
Choose the Right Data for Your Goal
Match your objective to the right database - then act.
| Your Goal | Best Database |
|---|---|
| Discover new domains | Domains Database |
| Get owner details & contacts |
WHOIS Database
|
| Generate leads & revenue |
Website Database
|
| Analyze competitors | Website + Domains |
| Build automated systems | API Access |
Start Using Data in 3 Steps
No scraping. No proxies. No setup required.
Choose Your Database
Pick the data that matches your goal - Domains for discovery, WHOIS for contacts, Website for leads.
Download CSV or Use API
Instantly download structured CSV files from your dashboard, or connect via API for continuous automation.
Use Data Instantly
Import into your CRM, email tool, or data pipeline. Start sending outreach, running analysis, or building systems - today.
Why Businesses Use WhoisExtractor
Built for real-world usage - not raw messy data.
Everything you need to generate leads and build data systems - without scraping, servers, or setup.
No Scraping Required
We collect and structure all data. You just download and use it.
Clean Structured CSV
Every file is parsed, validated and ready to open in Excel or import into any CRM.
Daily Updated Data
Fresh datasets every 24 hours. Never work from stale lists again.
API for Automation
Connect directly via API to power your data pipelines and automation workflows.
Global Coverage
1,570+ TLDs covered across every major market and country.
Built for Revenue
Used by lead gen agencies, B2B sales teams, and marketers running cold outreach at scale.
Build Your Complete Data Stack
Most high-revenue customers use all three databases together. Each layer unlocks a new revenue stream.
Most users combine all three for best results.
Domains Database
Discover new businesses the moment they register a domain. Your top-of-funnel signal.
WHOIS Database
Enrich domains with owner details - name, email, phone, address. Turn a domain list into a contact list.
Website Database
Business emails & phones scraped from live websites. Highest-quality leads - ready to send.
Start Free Today
Get access to daily domain data - free domain data only (no contacts or API) - just raw domains to explore and validate our data quality before you buy.
Want emails & phones? Upgrade to WHOIS or Website Database.
Frequently Asked Questions
Everything you need to know before getting started.
Lead generation is by far the most common use case. Businesses use our Website Database to pull emails and phone numbers from millions of live websites, then run targeted cold outreach campaigns. WHOIS data is used for finding domain owners and reaching decision-makers directly.
Yes. Many customers build cold email lists using the WHOIS Database (registrant emails) and Website Database (scraped business emails). Always ensure compliance with applicable laws such as CAN-SPAM, GDPR, and CASL when sending outreach.
Absolutely. We provide API access and structured CSV files that are easy to parse. Developers use our data for domain monitoring tools, CRM enrichment, automated prospecting systems, and competitive intelligence platforms.
Digital agencies typically purchase bulk domain or website data to build prospect lists for client outreach campaigns. They filter by country, TLD, or industry indicators, then deliver segmented lead files to their clients. This replaces expensive list brokers.
Yes. Domain investors use our Domains Database to track newly registered domains daily across 1,570+ TLDs. They identify trends in domain registrations, find keyword-rich domains entering the market, and track ownership changes via WHOIS data.
No. All files are delivered as CSV in ZIP format - you can open them in Excel, Google Sheets, or import them into any CRM or email platform. For those with technical needs, an API is also available for automation workflows.
Start Generating Leads Today
Join thousands of marketers, developers, and agencies getting leads, contacts, and insights from WhoisExtractor every day.