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Free Domain Lookup — WHOIS, Age & Expiry

Domain Checker —
Check Domain Age, Expiry & WHOIS Details Instantly

Enter one or more domain names and get a complete registration report: creation date, expiry date, registrar, name servers, hosting IP, and server location — all in one table. No signup, no email required.

Domain Creation Date Updated Date Expiration Date Domain Age Registrar Name Servers IP Address Server Location

What is a domain checker and what does it actually do?

A domain checker queries the global registration databases that every domain registrar is legally required to publish. When you register example.com, your registrar submits the details to the registry (Verisign for .com, PIR for .org, and so on), which then publishes them publicly in a standard format.

We query that registration data using two protocols — RDAP (the modern HTTPS/JSON replacement for WHOIS) and WHOIS on port 43 as a fallback for older registries. We then add two pieces of information the registry doesn't give you: the domain's current IP address and the geographic location of the server hosting it.

The result is one consolidated table that tells you when a domain was created, when it expires, who registered it, where it's hosted, and how old it is — without you having to visit five different lookup sites.

What each column means

Creation Date

The exact moment the domain was first registered with its current TLD registry. This date is permanent — even if you transfer the domain to a different registrar, the original creation date stays the same. This is the date used to calculate domain age.

Updated Date

The last time any record in the registration was changed — nameservers, registrar, expiry date, or contact details. If this date is very recent but the creation date is old, it usually means someone transferred the domain or updated its DNS recently.

Expiration Date

When the current registration period ends. If this date passes without renewal, the domain enters a grace period (typically 30-45 days), then a redemption period (typically 30 days), and is finally released back to the open market. Many reputable registrars auto-renew by default, so this date is usually extended automatically.

Domain Age

How long the domain has existed, calculated from the creation date. Age is a factor in search engine ranking — very new domains are often treated with more caution — and it's also a signal of trustworthiness to potential buyers.

Registrar

The company the domain owner registered through — GoDaddy, Namecheap, Cloudflare, Google Domains (now Squarespace), and others. Note that the registrar is not the same as the hosting provider. You can register a domain with one company and host it with another entirely.

Name Servers

The DNS servers responsible for answering queries about this domain. They tell you which hosting or DNS provider is actually running the site. Common patterns: ns1.digitalocean.com = DigitalOcean, ns1.vercel-dns.com = Vercel, ns.cloudflare.com = Cloudflare DNS.

IP Address and Server Location

The current IPv4 address the domain resolves to, and a rough geographic location derived from that IP. Because of CDNs (Cloudflare, Fastly, Akamai), the IP you see is often not the origin server — it's an edge node close to wherever the DNS query was made. Treat the location as approximate.

Why domain age matters — and what it tells you

Domain age is one of those metrics that's easy to dismiss as a "vanity stat" until you actually need it. Here's when it matters:

When buying a domain from someone else

An aged domain can command a significant premium over a new registration because it may carry backlinks, existing search rankings, or brand recognition. But age alone doesn't mean the domain is valuable — a 20-year-old domain with a spammy history is worth less than a 2-year-old domain with clean history and real traffic. Domain age is a starting point for your due diligence, not the whole picture.

When evaluating a website's legitimacy

A domain registered three weeks ago that claims to be a well-established bank, e-commerce store, or crypto exchange is a red flag. Legitimate businesses rarely operate on brand-new domains without clear disclosure.

When launching your own site

If you're choosing between a brand-new domain and an aged one, know that new domains typically take 3-12 months to accumulate enough trust signals to rank competitively. That doesn't mean you should always buy aged — it means you should temper expectations if you go fresh.

Common reasons to run a domain check

  • Before buying a domain. Verify the seller actually controls the registration and see when it expires.
  • Before contacting a website owner. The registrar field sometimes reveals the correct contact route when the site has no visible email.
  • When evaluating a potential client or vendor. A domain registered last month is a very different risk profile from one registered in 2008.
  • To plan renewals. Set a calendar reminder 60 days before expiry so a slip-up doesn't cost you the domain.
  • During security research. Old domains with stale DNS records are a common phishing vector — checking helps you spot lookalike domains.
  • When auditing your own portfolio. Especially if you own dozens of domains across multiple registrars, one dashboard view is invaluable.

Privacy, GDPR and "redacted" WHOIS records

Since GDPR took effect in May 2018, most registries have drastically reduced the amount of personal information visible in public WHOIS records. In the past, you could see the domain owner's name, address, phone number and email. Today, most records show only:

  • Registrar name (company, not individual)
  • Creation, update and expiry dates
  • Name servers
  • Domain status flags (clientTransferProhibited, etc.)

If you see "REDACTED FOR PRIVACY" or "DATA REDACTED" in a WHOIS result, that's completely normal — it doesn't mean anything suspicious. Every commercial registrar now applies these redactions by default.

The trade-off: legitimate business inquiries that used to be routed through WHOIS now have to go through the registrar's contact form or the website's public contact page.

How accurate is domain registration data?

The dates are accurate — they come directly from the registry. The names and nameservers are accurate. What's often wrong or out of date:

  • Registrant name. Rarely visible post-GDPR, and when it is, often a privacy proxy service.
  • Address. Almost always redacted or proxied.
  • Contact email. Usually routed through a registrar proxy address like abc123@whoisguard.com.
  • Server location. Approximate — IP geolocation is at best accurate to the city level and often just the datacenter's city.

If you need to contact a domain owner for a legitimate reason (legal notice, trademark dispute, etc.), the correct route is usually the registrar's abuse contact or the WHOIS proxy service mentioned in the record — not the domain itself.

Frequently asked questions about domain lookups

How do I check who owns a domain name?

Enter the domain into the checker above and look at the Registrar field. This shows which company the domain was registered through — GoDaddy, Namecheap, Cloudflare, etc.

Because of GDPR, the actual owner's name and email address are usually redacted. If you need to contact the owner for a legitimate reason, use the registrar's abuse contact form or the WHOIS privacy proxy address that appears in the full record.

How is domain age calculated?

Domain age is the time between the domain's original creation date (the very first time it was registered) and today. We calculate it in days, then format it as years and months for readability.

Note that domain age does not reset when you transfer a domain between registrars. Even if you move from GoDaddy to Namecheap, the original creation date stays the same.

Why does some information show "Not available"?

A few reasons. Some country-code registries (like .de, .fr, .it) intentionally restrict what's visible in public WHOIS lookups. Others have moved to RDAP but haven't published a full compatibility layer yet.

We try RDAP first, then fall back to raw WHOIS. If both fail for a particular TLD, we show "Not available" for the affected fields rather than showing stale or guesswork data.

What's the difference between a registrar and a hosting provider?

The registrar is the company you buy the domain name from — GoDaddy, Namecheap, Google, etc. It manages your ownership record with the registry.

The hosting provider is the company whose servers actually serve your website's content — DigitalOcean, Vercel, SiteGround, AWS, etc.

You can register a domain with one company and host it with a completely different one. This is actually quite common — many developers keep domains at Namecheap and host on DigitalOcean.

Can I check multiple domains at once?

Yes — enter up to 10 domains, one per line, and they'll all be checked in a single request. This is useful for:

  • Auditing your own domain portfolio
  • Comparing competitor domains
  • Building a shortlist of domains you're considering buying
  • Checking client domains before a project kickoff
What does "REDACTED FOR PRIVACY" mean?

It means the registry or registrar has intentionally hidden that field to comply with GDPR and similar privacy laws. Since May 2018, this is the default behaviour for nearly every commercial registrar in the world.

"Redacted" does not mean the information is suspicious — it just means it's no longer publicly visible. The registrar and relevant authorities can still access it; random visitors cannot.

How accurate is the server location?

It's approximate. We resolve the domain's A record to an IP address, then query a geolocation database to find where that IP is registered. Accuracy varies:

  • Datacenter IPs: usually accurate to the city
  • Cloud provider IPs: often accurate to the region, sometimes only the country
  • CDN IPs (Cloudflare, Fastly): may show the nearest edge location, not the origin server

Treat it as a strong hint about where the site is served from, not a definitive answer.

How often is domain registration data updated?

Registries update their records in real time when a registrar submits a change — but changes may take 24-48 hours to propagate through RDAP and WHOIS caches worldwide.

If you just transferred a domain and re-run the check, you might still see the old registrar for a day or two. This is normal.

Is this Domain Checker free?

Yes — completely free, no account required. There's a soft limit of 30 domain checks per hour per browser to prevent abuse, which is more than enough for typical use.

The tool is supported by non-intrusive advertising. If you find it useful, creating a free account unlocks our full security scanner with additional checks like headers, cookies, and vulnerability detection.

What's RDAP and why does it matter?

RDAP (Registration Data Access Protocol) is the modern replacement for WHOIS. It was standardized by the IETF and provides the same registration data over HTTPS in structured JSON instead of plain text on port 43.

Practical advantages for you: RDAP responses are consistently formatted, work over standard web ports (so they pass through firewalls), and support internationalized domain names natively.

We use RDAP wherever it's available and fall back to WHOIS for older registries that haven't migrated yet.

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