Utilities-Webmaster Tools
Enter the URL of the website you want to query, and click on SEO comprehensive query to see his website information.
At this point, you can see the age of the domain name.
Source: How to check the website establishment time?
Note: There are many ways to measure the quality of a network. The age of a domain name is just one of them. The domain name can be purchased directly from Taobao. Although the query result is an old domain name, the website is not necessarily an old website, but it may have just been done. Therefore, it is really difficult to judge the operation time of a website except the registration time of the domain name.