Domain name resolution 24 hours after access to the domain name or the old IP problem solving method

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After the modification of the domain name resolution, after 24 hours, whether to visit the Web site, or ping domain name, the IP address has been access to the old IP address, which is caused by the local DNS cache problem.

First, we understand the "DNS parsing process and principle" can know when we visit a domain name, our local DNS is to check whether there is no cache, that is, have not visited the domain name, if so, then the system directly call the record in the cache. If this is the first time we access the domain name, that is, there is no caching, then the system will go to the domain name server to regain a new resolution.

This also causes some computers to access the IP address before the modification, and some computer access is the reason for the modified IP address.

Workaround:

Method 1>

Click on the desktop "My Network Places" right-"properties" in the Open Network Connection window "Local connection" above the right mouse button-fix as shown:

When the repair is complete, click "Close" to

Method 2>

Go to start-run

Enter CMD carriage return in the Run box.

Enter Ipconfig/flushdns carriage return in the pop-up DOS box. Figure:

OK, now ping your domain name. It should be the new IP address.

Open a new browser to enter your domain, you should be able to open the site!