Free WHOIS Domain Lookup

WHOIS is the internet's directory for domain names. Every domain registered sinc...

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Understanding Domain Status Codes

clientTransferProhibited

Transfer locked by registrar

clientDeleteProhibited

Deletion locked by registrar

ok / active

Normal status, no restrictions

redemptionPeriod

Recently expired, can be recovered

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What You'll Discover

Owner Information - Registrant details when available
Domain Age - Calculate time since registration
Expiration Tracking - Days until renewal required
Nameservers - View DNS hosting configuration
Status Codes - Lock and transfer states
Raw WHOIS - Full technical output

Why Use Free WHOIS Domain Lookup?

Discover Domain Ownership

Find out who registered a domain name. While many owners use privacy protection, you'll often find organization names, registrar details, and contact information that helps identify who's behind a website.

Track Registration History

See when a domain was first registered and how old it is. Domain age is a factor in trust and SEO - older domains with consistent ownership generally appear more established and reliable.

Monitor Expiration Dates

Know exactly when a domain expires. Set reminders for your own domains, or watch domains you want to acquire. We highlight domains expiring soon so you never miss a renewal deadline.

View DNS Configuration

See which nameservers a domain uses. This reveals the hosting infrastructure and can help troubleshoot DNS issues or understand how a site is set up technically.

Verify Domain Legitimacy

Check if a domain is trustworthy by examining its age and registration details. Newly registered domains with hidden ownership can be warning signs for phishing or scam sites.

Instant, Free Results

Get complete WHOIS data in seconds with no signup or payment required. Look up as many domains as you need - we don't throttle or limit your queries.

Common Uses for WHOIS

Domain Research

Investigate domains before purchase. Check their history, age, and ownership to avoid buying domains with problematic pasts or unrealistic price tags.

Business Intelligence

Research competitor domains, identify company acquisitions through domain purchases, and understand the digital footprint of organizations you're investigating.

Fraud Detection

Verify website legitimacy by checking domain age and registration. Scam sites often use newly registered domains with hidden ownership - red flags you can spot with WHOIS.

Domain Monitoring

Track expiration dates for domains you want to acquire. Monitor your own portfolio to ensure renewals happen on time and prevent accidental lapses.

How It Works

1

Enter the Domain Name

Type any domain name you want to look up. You can enter just the domain (example.com) or a full URL - we'll extract the domain automatically. Works with any TLD including .com, .net, .org, .io, country codes, and more.

2

Click Lookup

Hit the lookup button and we'll query the global WHOIS database. Results typically appear in under two seconds, giving you formatted registration data plus the option to view raw WHOIS output.

3

Review the Information

See domain age, creation and expiration dates, registrar info, nameservers, and status codes at a glance. Expand the raw WHOIS section for complete technical details, or copy the formatted results for your records.

Working with WHOIS Data

Check Domain Age for Trust Signals

Older domains are generally more trustworthy. A domain registered 10 years ago is less likely to be a scam than one created last week. When evaluating unfamiliar websites, domain age is one of several factors to consider alongside SSL, contact information, and reviews.

Privacy Protection Isn't Always Suspicious

Many legitimate businesses and individuals use WHOIS privacy to avoid spam and harassment. Don't automatically distrust a site just because owner details are masked. Look at other factors like domain age, website quality, SSL certificate, and reviews.

Watch Expiring Domains Strategically

If you want to acquire a registered domain, check its expiration date regularly. After expiration, domains go through a grace period, then redemption period, before public release. Services called domain drop catchers can help you grab domains the moment they become available.

Set Up Renewal Reminders

Don't lose your own domains to expiration. Check WHOIS for your domains periodically and set calendar reminders well before expiration. Enable auto-renewal with your registrar if available, but also verify your payment method stays current.

Frequently Asked Questions

WHOIS (pronounced 'who is') is a query and response protocol that's been around since the early internet. It provides a way to look up information about registered domain names - who owns them, when they were registered, when they expire, and technical details like nameservers. The WHOIS database is maintained by domain registrars and registries, making it possible to find out who's behind any domain name.
A typical WHOIS result includes: the domain registration date (when it was first registered), expiration date (when it needs to be renewed), the registrar company that manages the domain, nameserver records, domain status codes, DNSSEC status, and often registrant contact information. However, many domain owners use privacy protection services that replace their personal details with proxy information.
Privacy protection (also called WHOIS guard or domain privacy) replaces the owner's personal contact information with the privacy service's details. People use it for several reasons: to avoid spam from marketers who scrape WHOIS data, to protect against identity theft, to prevent competitor surveillance, and simply to maintain personal privacy. Most registrars offer privacy protection as a free or low-cost add-on.
Our WHOIS lookup shows the exact expiration date and calculates how many days remain. We use color-coded indicators: green for healthy domains with months remaining, yellow for domains expiring within 90 days, and red for those expiring within 30 days or already expired. This makes it easy to spot domains that might become available soon or need urgent renewal.
Domain status codes indicate the current state of a domain. Common ones include: 'ok' or 'active' (normal status, no restrictions), 'clientTransferProhibited' (transfer locked by the registrar to prevent unauthorized transfers), 'clientDeleteProhibited' (deletion locked), 'redemptionPeriod' (recently expired but can still be recovered for a fee), and 'pendingDelete' (about to be released to the public).
You can look up registration information for most domains, but you won't always find personal details. GDPR regulations have led European registrars to redact personal information from public WHOIS records. Many domain owners worldwide also use privacy protection services. You'll still see technical details like nameservers and dates, just not the owner's name and contact info.
DNSSEC (Domain Name System Security Extensions) adds cryptographic signatures to DNS records. When a domain has DNSSEC enabled (shown as 'signed'), it helps prevent DNS spoofing attacks where hackers redirect users to fake websites. Major sites like banks and large companies typically use DNSSEC. It's not required for all sites but is a good security practice.
WHOIS data is generally updated within 24-48 hours of any changes. However, the information is only as accurate as what the domain owner provided during registration. ICANN requires accurate contact information, but enforcement varies. Some data may be outdated if the owner hasn't updated their details after moving or changing contact information.
The creation date shows when the domain was first registered and never changes - this is the domain's age. The updated date shows the last time any WHOIS record was modified, such as nameserver changes, contact updates, registrar transfers, or renewal processing. The updated date can change frequently while the creation date stays constant.
When our lookup returns 'domain not found' or shows the domain as available, it's likely unregistered. However, some premium domains, reserved names, or recently deleted domains may not appear in standard WHOIS but still aren't available. Always verify availability directly with a registrar before trying to register, and be aware that expired domains go through a redemption period before release.
WHOIS results often include abuse contact information - an email address and phone number for reporting spam, phishing, malware, or other abuse. If the domain uses privacy protection, you can still report abuse to the privacy service, who forwards complaints to the actual owner. Most registrars take abuse reports seriously as required by their ICANN accreditation.
Limited WHOIS data can result from several factors: privacy protection services masking owner details, registries in certain countries having different disclosure policies, new gTLDs with minimal WHOIS requirements, or GDPR compliance by European registrars. Some country-code domains (ccTLDs) have their own WHOIS systems that provide less information than the standard gTLD format.

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