Free SEO Tool

Domain Age Checker

Find out exactly how old any domain is. Domain age is a key trust signal used by search engines — older domains generally carry more authority.

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Registration Date

Find out exactly when a domain was first registered and how long it has been active.

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Trust Signals

Older domains carry more SEO trust. Search engines use domain age as a quality indicator.

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Competitive Research

Check competitors' domain age to understand their head start and plan your SEO strategy.

Frequently Asked Questions

Does domain age affect SEO?

Yes, domain age is one of many signals search engines use to assess authority and trust. While not the most important factor, older domains often have more time to earn backlinks and build reputation.

How is domain age calculated?

Domain age is calculated from the first registration date recorded in WHOIS data to today. Expired and re-registered domains usually reset their WHOIS date.

What is a "good" domain age?

Generally, a domain older than 2 years is considered established. Domains over 5 years carry significant trust, and those over 10 years are considered very authoritative.

Domain Age, Google PageRank, and Alexa Rank — Explained

Domain age refers to how long a domain has been registered and active. It's calculated from the first WHOIS registration date to the current date. Search engines like Google use domain age as one of many trust signals — older domains often have more established link profiles and content history.

Historically, Google PageRank (now retired from public view) was an early indicator of domain authority. Tools like Alexa Rank (also discontinued in 2022) measured website traffic globally. Today, Moz DA and Ahrefs DR have replaced these as the industry-standard metrics for domain strength.

The combination of domain age + Google PageRank replacement (DA/DR) + backlink profile gives a comprehensive picture of a domain's competitiveness. Use our Domain Authority Checker alongside the age check for a complete analysis.

Domain Monitoring & Expired Domain Research

Domain monitoring involves tracking the registration status, expiry date, and ownership changes of domains in your niche. This is critical for:

Identifying expired domains with existing Moz DA and backlinks to purchase
Monitoring competitor domains for acquisition opportunities
Tracking brand mentions and look-alike domain registrations
Protecting your own domain from expiry lapses
Finding aged domains with clean spam scores for SEO campaigns

Domain Age FAQ

Domain age is a factor in Google's trust signals but is not a direct ranking factor. Google's John Mueller has confirmed that age itself matters less than the history and quality of content and links accumulated over that time. A 2-year-old domain with strong backlinks can outrank a 10-year-old site with poor SEO.

Google retired the public PageRank toolbar in 2016, though internal PageRank scores are still used algorithmically. Alexa Rank was a web traffic ranking tool by Amazon that was discontinued in May 2022. Today, Moz DA and Ahrefs DR are the most widely-used replacement metrics for evaluating site authority.

There is no single ideal age, but generally: 0-2 years (new), 2-5 years (building authority), 5-10 years (established), 10+ years (high trust). What matters more is the quality of activity during those years — consistent content, clean backlinks, no penalty history.

Yes. Buying aged expired domains with existing backlinks and Moz DA is a common SEO strategy. Always check the spam score (using our Spam Score Checker) and backlink profile before purchasing to avoid domains with toxic link histories or Google penalties.

Domain age typically refers to the age since the domain was first registered in WHOIS records. However, some tools calculate age from the first time the domain was indexed by Google or cached by the Wayback Machine. Our tool uses the WHOIS first registration date.