Network Tools
Check domain registration age and key dates from public registration data.
Use this Domain Age Checker to look up a domain's registration date, expiration date, last updated date, and estimated age in years and days. It is useful for SEO reviews, domain research, competitor checks, and quick registration lookups.
Use this Domain Age Checker to look up a domain's registration date, expiration date, last updated date, and estimated age in years and days. It is useful for SEO reviews, domain research, competitor checks, and quick registration lookups.
Use domain age checker when you need a fast browser-based result without extra setup. It works well for quick checks, one-off tasks, and routine formatting or calculation work.
Read step-by-step usage guidance, best practices, and common mistakes.
See common questions and answers about input, output, and tool usage.
Review practical input and output examples before running the tool.
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Input
example.com
Output
Domain: example.com Registration Date: 1995-08-14T04:00:00Z Last Updated: 2025-08-14T07:01:39Z Expiration Date: 2026-08-13T04:00:00Z Estimated Age: 11185 days
Shows the main dates returned from RDAP-style domain registration data.
Input
openai.com
Output
Domain: openai.com Registration Date: ... Last Updated: ... Expiration Date: ... Estimated Age: ... days
Useful for researching a public domain quickly.
Fix: Use the domain only, or let the tool extract the hostname from a URL.
Fix: Check the spelling and try again with a valid public domain.
Fix: That can happen because public RDAP data may vary by registry and TLD.
It checks public registration data and estimates the age of a domain from its registration date.
Use a domain like example.com. A full URL can also work if the hostname is valid.
Not always. Public registration data can vary depending on the registry and TLD.
It is commonly used for SEO research, domain comparison, and general background checks.
Yes. The result depends on what the public RDAP response returns.