什么是DNS服务器地址（What is the DNS server address）.doc

什么是DNS服务器地址（What is the DNS server address） DNS server DNS is to say ah.. this into the real IP address of the server. If you need a server on the Internet is not put, he couldnt name you enter English visit web site Answer: sdfood - assistant, level 11-12, two 07:54 DNS is the domain name server, his job is to determine the domain name resolution, such as A records, MX records, and so on Answer: fhbzlp five 11-12 07:54 - tree The DNS server address is the network address of the server responsible for resolving the domain name 1, DNS is the domain name server, his task is to determine the domain name resolution, such as A records, MX records, and so on. 2, any domain name has at least one DNS, usually 2. But why more than 2? Because DNS can be recycled, the first parse fails, and you can find second. In this way, as long as there is a normal DNS parsing, it will not affect the normal use of domain names. 3, how to determine the domain name DNS Very simple to /whois.htm L, enter the domain name you want to query, you can see. This is the international domain name management center. Sole authority. As long as you can find a domain name here, it means that the domain name is valid. It says when you will expire and when it expires. 4, the valid DNS indicates who is currently working on the DNS server, for example, the query result is (new network interconnection), which means that the current domain name is responsible for parsing by the (new network interconnection). Other DNS settings are invalid. 5 and DNS can be modified. It will take 24-72 hours after the modification, and the world will be able to refresh it. InterNIC information is usually visible in 24 hours. In addition, the modification process does not mean that the domain name will stop parsing, as long as you are ready to parse on the 2 side. If it works, the new DNS is at work. If it doesnt work. Thats the old DNS at work. Either come into effect or not become effective. There are no 2 hours that do not