What happens when you enter an address into the browser

1, url-"IP: Cache, recursive

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Browser cache – The browser caches DNS records for a period of time. Interestingly, the operating system does not tell the browser when to store DNS records, so that different browsers store a self-fixed time.
System cache – If the required records are not found in the browser cache, the browser makes a system call (gethostbyname in Windows). This will get the records in the system cache.
Router caching – Next, the previous query request is sent to the router, which generally has its own DNS cache.
ISP DNS Cache – The next check is the ISP cache DNS server. The corresponding cache record can be found in this general.
Recursive search

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2. HTTP requests occur

3. Server sends redirect response

4. Browser Tracking REDIRECT Address

5. Server "Processing" request

6. The server sends back the HTTP response

7. Start Display

8. The browser sends the object embedded in the HTML

9. The browser sends an asynchronous response request

What happens when you enter an address into the browser