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If the IP address of a computer or server that you have recently accessed by its hostname has changed, if you attempt to access the host name again, it will not work. Windows maintains a DNS cache to store the names and IP addresses of systems that you access. If the IP address of one of those systems change before the item expires from the cache, you will need to flush your DNS cache. In windows, you can flush the DNS cache by performing these steps: # Click on Start, then click on Run # Type 'cmd' and click OK # At the command prompt, type in 'ipconfig /flushdns' and hit enter # After you get the success message, type in 'exit' and hit enter

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Q: When would you want to flush dns?
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Related questions

The command to flush the DNS cache kept on the computer is?

In a Windows OS, the command "ipconfig /flushdns" is used to flush the DNS cache. A restart of the computer will also work.


How do you stop a DNS error on a mobile phone?

flush it down the toilet


What is the purpose of the duel flush toilet?

One flush uses less water. It saves water when you just want to flush down 'number 1', the yellow stuff. If you want to flush 'number 2', then you use the stronger flush (or what would be the usual flush in North America). Basically, it's ecological.


Clear dns cache?

If this for a DNS server, use the command "dnscmd" with options. eg: dnscmd dnssvr1.contoso.com /clearcache To clear DNS Cache in client, do the following: 1. Start 2. Run 3. Type "cmd" and press enter 4. In the command window type "ipconfige /flushdns" 5.a If done correctly it should say "Successfully flushed the DNS Resolver Cache." 5.b If you receive an error "Could not flush the DNS Resolver Cache: Function failed during execution.", follow the Microsoft KB Article 919746 to enable the cache. The cache will be empty; however, this will allow successful cache-flush in future.


What is DNS Lookup?

A DNS Lookup is when a device that supports IP asks a DNS server for the IP address associated with a domain name. The DNS Server must "look up" the IP associated with that domain name.For example, if you were to go to Answers.com in your browser, your computer would initiate a DNS Lookup. This process involves asking the Primary DNS Server for Answers.com's IP address. The DNS Server will ask other servers until the IP address is found and the information returned to you.Assuming it is not cached, to find the IP address for wiki.answers.com, your DNS Server would first ask a DNS Root server for the DNS Server that handles "com". The root server would reply with the IP address for "com". Your DNS Server would then find the DNS Server that handles "com" and ask it for "answers.com". The "com" DNS Server would reply with the IP address for "answers.com". Your DNS server would finally find the DNS Server that handles "answers.com" and ask it for "wiki.answers.com".Once your computer receives the reply containing the IP address for wiki.answers.com, it can finally ask wiki.answers.com for the webpage it hosts.A common analogy is that DNS is like a very large phonebook. You look through the phonebook for the name you want and it will tell you the number you need to dial the person you're looking for. The process of looking up the number is a "DNS Lookup".If you would like to experiment with DNS Lookups, you can use the command line utility "nslookup" in Windows or Linux.


I want dns hosting for my companies new website.?

There are several things you should consider when dns hosting. This website lays out several things to look for when doing this http://hostingfu.com/free-dns.


What is the difference between a DNS port and UDP?

There are a lot of differences between a DNS port and UDP. An example would be DNS is for translation while UDP actually relays the host communication.


Which DNS server in the DNS hierarchy would be considered authoritative for the domain name records of a company named netacad?

netacad.com


When would a dns server contact a root server?

If a DNS server cannot find the answer to the DNS Query in its own database it will first query the forwarders (if there are any configured) and then ask the root server. root servers (by default) are the master DNS servers of the Internet.


Do i flush and wake everyone?

Yes. It is better to flush. I would rather hear you flush than to get up and have to flush for you,


Would you recommend Open DNS as your internet security provider?

From all the reviews I have read about Open DNS most people are pretty happy with it. I have seen very few complaints. So yes, I would recommend Open DNS as an internet security provider.


Network Error dns server failure in Firefox?

The "DNS server failure" error in Firefox usually occurs when the web browser is unable to establish a connection to the DNS server to resolve domain names. Here are some possible solutions: Check your internet connection: Make sure your internet connection is working correctly by trying to access other websites. If you're not able to access any websites, then the problem is with your internet connection. Clear the DNS cache: Sometimes, the DNS cache can become corrupted, leading to this error. To clear the DNS cache, open the command prompt and type "ipconfig /flushdns". This will flush the DNS cache. Try a different DNS server: You can try using a different DNS server, such as Google DNS (8.8.8.8) or OpenDNS (208.67.222.222). To change your DNS server, go to your network settings and change the DNS server address. Disable DNS prefetching: DNS prefetching is a feature in Firefox that can sometimes cause the "DNS server failure" error. To disable DNS prefetching, open Firefox and go to "about:config". Search for "network.dns.disablePrefetch" and set it to "true". Restart your modem/router: Sometimes, restarting your modem or router can fix the problem. If none of the above solutions work, you may need to contact your internet service provider (ISP) or IT department for further assistance.