dns query example

Originally transferred from http://hi.baidu.com/shyoung/blog/item/b0ccff03fd462481d43f7c5a.html The complete DNS System of the DNS component consists of the DNS server, region, Parser (DNS client), and resource records, and you need to correctly

This article mainly refers to from: http://369369.blog.51cto.com/319630/812889 and made a small change What is DNS. Hosts on the internet, like humans, can be identified in a variety of ways. A host's identification method is to use its host name

DNS ServerIt is a domain name system or Domain Name Service. The domain name system assigns domain name addresses and IP addresses to hosts on the Internet. DNS software is a target that hackers are keen on and may cause security problems. This

DNS software is a target that hackers are keen on and may cause security problems. Here are some of the most effective methods to protect DNS servers. (Related articles: protecting the security of Win2003 network servers)1. Use a DNS Forwarder A dns

1. Using DNS Forwarders DNS forwarders are for other DNS servers The DNS server that completes the DNS query. The primary purpose of using DNS forwarders is to mitigate the pressure of DNS processing, to transfer query requests from DNS servers to

1. Use a DNS Forwarder The DNS forwarder is for another DNS Server The DNS server that completes the DNS query. The main purpose of using a DNS forwarder is to reduce the pressure on DNS processing, forward query requests from the DNS server to the

For details about dns settings in linux-Linux Enterprise Application-Linux server application, see the following. ① Introduction DNS is the Domain Name System, which can convert a Domain Name such as www.21php.com to an IP address such as 211.152.50.

1. What is DNS? (Domain Name System) domain name system. In fact, the functions implemented by DNS are very simple and effective, so that users do not need to remember the IP addresses that frequently access the server, you can directly access the

Source: http://book.51cto.com/art/200801/64743.htm Http://www.xxeb.com/site/domain/20070314/23.html Author: Release Date:   When the DNS client needs to query the name used in the program, it queries the DNS server to resolve the name. Each query

Introduction to DNS query process and DNS Process Reprinted please indicate the source: http://blog.csdn.net/luotuo44/article/details/45545059 DNS (domain name system) is a system that can convert domain names to IP addresses. This allows us to