Free Domain Availability Checker – Search Domain Names Across TLDs
Check whether a name is already registered across 10 popular domain endings, including .com, .io, .ai and .in. Each check is made live with the official registry, so you see real results rather than guesses. Free, fast and no sign-up required.
What Is a Domain Availability Checker?
A domain availability checker queries domain name databases to determine if a specific domain is registered or available for purchase. Our tool searches multiple TLDs simultaneously, saving you time and revealing alternatives you might not have considered.
Why Check Domain Availability?
Before launching any online venture, securing the right domain is crucial:
Brand Identity: Your domain is often your first digital impression. The right name builds credibility and memorability.
Online Presence: A good domain helps customers find you, remember you, and trust you.
Investment Protection: Desirable domains appreciate in value. Early registration protects your investment.
Competitive Advantage: Owning key domain variations prevents competitors from capturing similar names.
How to Use This Tool
Step 1: Enter Your Domain Name
Type your desired domain without the extension (.com, .net, etc.). Use only:
- Letters (a-z)
- Numbers (0-9)
- Hyphens (-)
Step 2: Click Search
We'll check availability across 10 popular TLDs simultaneously.
Step 3: Review Results
See which extensions are available:
- ✅ Green = Available for registration
- ❌ Red = Already registered
Step 4: Register
Click "Register" next to available domains to proceed with a registrar.
Understanding TLDs (Top-Level Domains)
Traditional TLDs
| TLD | Best For | Price Range |
|---|---|---|
| .com | Universal, businesses | $10-15/year |
| .net | Tech, network services | $12-18/year |
| .org | Nonprofits, organizations | $12-16/year |
| .info | Information sites | $15-20/year |
Country-Code TLDs
| TLD | Country | Popular Use |
|---|---|---|
| .co | Colombia | Startups, companies |
| .io | British Indian Ocean | Tech startups |
| .ai | Anguilla | AI companies |
| .me | Montenegro | Personal brands |
New Generic TLDs
| TLD | Category | Example Use |
|---|---|---|
| .app | Applications | Mobile apps, software |
| .dev | Developers | Portfolios, tools |
| .tech | Technology | Tech companies |
| .store | E-commerce | Online shops |
| .blog | Blogs | Content sites |
Choosing the Perfect Domain
Length Matters
| Length | Rating | Examples |
|---|---|---|
| 1-5 chars | Excellent | x.com, fb.com |
| 6-10 chars | Great | google.com, twitter.com |
| 11-15 chars | Good | instagram.com |
| 16+ chars | Avoid if possible | — |
Characteristics of Great Domains
Easy to Spell: Avoid unusual spellings, double letters, or words people commonly misspell.
Easy to Pronounce: If you can't say it clearly over the phone, reconsider.
Memorable: Simple, catchy names stick in minds. Complex names don't.
Brandable: Made-up words (Spotify, Airbnb) often work better than generic descriptions.
No Hyphens: Hyphens confuse users and look unprofessional. Avoid if possible.
What to Avoid
- Numbers (5tars.com)
- Trademarked terms
- Easily confused spellings
- Obscure TLDs for serious businesses
- Domains that sound like other brands
Domain Pricing Explained
Why Prices Vary
Domain prices differ based on:
TLD Popularity: .com and .net cost less due to volume. Specialty TLDs cost more.
Domain Length: Short domains command premium prices in aftermarket.
Keywords: Valuable keywords (insurance, loans) increase prices.
Registry Policies: Each TLD operator sets their own pricing.
Hidden Costs to Watch
| Fee Type | Description |
|---|---|
| Renewal | Annual fee to keep domain |
| Privacy | Hide WHOIS information |
| Transfer | Move domain between registrars |
| Premium | High-value domain markup |
Average Pricing
| TLD | Registration | Renewal |
|---|---|---|
| .com | $10-15 | $15-20 |
| .io | $40-60 | $50-70 |
| .ai | $70-100 | $80-120 |
| .dev | $12-20 | $15-25 |
Registrar Comparison
Popular domain registrars to consider:
| Registrar | Pros | Cons |
|---|---|---|
| Namecheap | Affordable, free privacy | UI less polished |
| Cloudflare | At-cost pricing | Limited TLDs |
| Google Domains | Clean interface | Higher prices |
| GoDaddy | Huge selection | Upsells aggressively |
| Porkbun | Great prices | Smaller company |
What If Your Domain Is Taken?
Use a Different TLD
If example.com is taken, consider:
- example.io
- example.co
- example.app
Modify the Name
Add descriptive words:
- getexample.com
- tryexample.com
- examplehq.com
- exampleapp.com
Contact the Owner
For valuable domains, consider:
- WHOIS lookup for owner contact
- Professional broker negotiation
- Aftermarket purchase (Sedo, Dan.com)
Wait It Out
Domains expire. Set up monitoring to catch when domains become available.
Frequently Asked Questions
How accurate is this tool?
Very accurate for whether a name is registered: each check asks the official registry for that ending through RDAP, the registries' public lookup service. A name with no registration record is almost always available, but registries reserve some names and sell others at premium prices, so confirm at a registrar before you rely on it.
Why show multiple TLDs?
Your preferred .com might be taken, but alternatives could work perfectly for your needs.
What are premium domains?
High-value domains with special keywords or short lengths. They cost significantly more but won't show differently here.
Can I reserve a domain without buying?
No. Domain registration works on a first-come, first-served basis. If you want it, register immediately.
What is WHOIS privacy?
Domain registration requires contact information. Privacy protection hides your details from public WHOIS lookups.
How do I transfer a domain?
Request transfer codes from current registrar, initiate transfer at new registrar, confirm via email.
What makes a domain valuable?
Short length, common words, .com extension, brandable quality, and keyword relevance.
Domain Security Tips
After Registration
- Enable auto-renewal to prevent accidental expiration
- Add privacy protection to avoid spam
- Lock the domain to prevent unauthorized transfers
- Use strong passwords on registrar accounts
- Enable 2FA on registrar accounts
Protecting Your Investment
- Register similar variations
- Monitor for trademark conflicts
- Set up expiration reminders
- Keep registrar contact info current