12 free tools
Domains
See whether a name is free, who holds it, and what the registry says about it.
The tools
Free domain tools: test whether a name can be registered, read registration and expiry dates from the registry itself, and see the status codes that block a transfer.
Domain availability checker
Check whether a name is registered at the registry, across endings or a whole list at once.
Live checkWHOIS / RDAP lookup
See a domain’s registrar, its dates and every status code explained, read from RDAP rather than old WHOIS.
Live checkDomain name generator
Build names from your own words and see which ones the registry has no record of yet.
Live checkDomain ending explorer
See who runs each domain ending, when it was delegated and who it suits - then check your name on it.
Live checkDomain portfolio expiry checker
Paste up to 20 domains and get the registrar, expiry date, status and days left for every one.
Live checkDomain portfolio renewal calendar
Paste the domains and dates you already have, see them sorted and grouped by month, and download the whole lot as a calendar file.
In your browserDomain renewal and transfer cost planner
Project several years of renewals across a portfolio, with the increase you expect compounding, and see which names cannot be transferred yet.
In your browserTypo and lookalike domain finder
Generate the lookalikes of your domain and see which are already registered or resolving.
Live checkDomain age and registrar checker
See how old a domain is by its registry registration date, and which registrar holds it.
Live checkEPP status code list explainer
Paste a column of domain status codes from any export and read what every one of them means, with no lookup.
In your browserDomain naming rules checker
Check a candidate name against the rule every ending shares, and then against that registry’s own stricter one.
In your browserRedirect chain checker
Follow a URL hop by hop and see the status, the target and the headers of each one.
Live check
More free tools
Every other family, and what it checks.
Email authentication
Check and build the SPF, DKIM and DMARC records that decide whether mail arrives.
22 toolsDNS
Read what a domain is really publishing, and build the records a provider asks for.
27 toolsDeliverability
Meet the rules the big mailbox providers set before they start rejecting your mail.
14 toolsFor developers
Try a webhook, a key or an API call without writing a script to do it first.
10 toolsMessaging
Work out what a text message really costs to send.
10 toolsPricing and billing
Work out what to charge, what it leaves you, and what a change mid-cycle costs.
17 tools
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