You can tackle this problem two ways, first by just clearing the cache, but also by restarting the
DNS client service, which handles caching of DNS lookups.
Step 1: Clear DNS Cache
a. Click Start,
and then type cmd in the
Start Search box. b. Right-click cmd in the
Programs list, and then click
Run as administrator. If you are prompted for an administrator password or confirmation, type your password or click
Continue. c. At the command prompt, type the following line, and then press ENTER:
This usually clears up any issues that might be occurring.
Step 2: Restart DNS Service from Services
a. Click Start, click Run, type services.msc, and then click
b. Double-click DNS Client service. If you receive a Configuration Manager message, click
c. In the Startup Type list, click Restart, and then click