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Check Domain Name Availability

Search for available domain names, compare popular extensions and register your business domain through our trusted IONOS partner.

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Why check your domain name before you launch?

Before you commit to a business name, it is worth checking whether the domain is available. Here is why it matters.

  • The best domain may already be taken by someone else.
  • The .com or .co.uk version of your name may not be available even if the business name is available.
  • Matching your business name and domain builds trust with customers and looks more professional.
  • A confusing or mismatched domain can hurt your credibility and make marketing harder.
  • Securing the domain early avoids problems later if someone else registers it first.

Why your domain name matters

Your domain is more than a web address. It shapes how customers perceive your business.

Trust and credibility

A professional domain signals that your business is legitimate. Customers are more likely to trust a business with a matching, clean domain name.

Brand consistency

When your company name, domain and social handles all match, your brand feels cohesive and is easier to remember.

Easier marketing

A short, memorable domain is easier to put on business cards, social media and advertising. It reduces friction when customers try to find you.

Email professionalism

A domain lets you create a professional email address such as hello@yourbusiness.co.uk, which looks far more credible than a free email account.

SEO and discoverability

A relevant domain name can support your search engine visibility. A clear, keyword-relevant domain helps search engines understand what your business does.

Protecting your business name

Registering your domain early prevents competitors or squatters from taking it. Once it is gone, buying it back can be expensive.

Which domain extension should you choose?

Each extension sends a different signal. Here is a simple guide to the most popular options.

.co.ukMost Popular

The strongest choice for UK businesses. Recognised and trusted by UK customers, and a clear signal that you operate in the UK market.

.comGlobal Standard

The most recognised extension worldwide. Best for businesses targeting a global audience or wanting a premium, international feel.

.ukUK Focused

A shorter UK-focused option. Good if the .co.uk version is taken and you want to keep a UK identity.

.ioTech Favourite

Popular with tech companies, SaaS products and startups. Carries a modern, digital feel that resonates with tech audiences.

.netAlternative

A solid alternative when .com is unavailable. Originally associated with networks and technology, now used across many industries.

.orgNon-profit

Suitable for charities, community groups, non-profits and organisations. Signals a non-commercial or public-interest purpose.

Domain name tips before you register

A few simple rules can save you problems later.

1

Keep it short and easy to spell

Shorter domains are easier to type, share and remember. Aim for something that people can say out loud without confusion.

2

Avoid hyphens if possible

Hyphens look unprofessional and are easy to forget. They can also make your domain harder to share verbally.

3

Avoid numbers unless they are part of the brand

Numbers create ambiguity. Is it the digit or the word? Unless numbers are core to your brand, leave them out.

4

Match your company or business name where possible

A domain that matches your company name makes everything easier: marketing, email, branding and customer trust.

5

Check social handles too

Before committing to a name, check whether the matching social media handles are available on Instagram, X and LinkedIn.

6

Consider buying both .com and .co.uk

If both are available and budget allows, registering both protects your brand and prevents others from using a similar address.

7

Avoid names too close to another brand

Using a name that is very similar to an existing brand can cause legal issues and confuse customers. Do your research first.

Complete Your Domain Registration with IONOS

Register securely through our trusted domain partner.

SSL Certificate Included

Every domain comes with a free SSL certificate, keeping your visitors safe and boosting your search rankings from day one.

Free with every domain

Instant Activation

Your domain goes live within minutes of registration.

Domain Privacy

Keep your personal details hidden from public WHOIS lookups.

100+ Extensions

From .co.uk to .shop - find the perfect TLD for your brand.

Award-Winning Support

24/7 UK-based customer support whenever you need help.

Popular Domain Extensions

.co.uk

UK businesses

Popular
.com

Global reach

.uk

UK identity

.io

Tech startups

.net

Networks

.org

Organisations

IONOS - Official Domain Partner

Official IONOS Partner

We partner with IONOS to bring you competitive domain pricing. When you register through us, you're taken directly to IONOS to complete your purchase securely.

Browse IONOS

Domain availability can change at any time. Check Company Name helps you search and compare options, but domain registration is completed through our domain partner.

Does your domain match your company name?

Before you register your domain, it is worth checking whether your company name is also available. A matching company name, domain and social presence can make your business look more professional from day one.

Check Company Name Availability

Frequently asked questions about domain names

Everything you need to know before registering your domain.

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