best dns server for

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China DNS Server LIST

dsn.sn.cninfo.net218.30.19.40Fujian Telecom: 202.101.98.55 preferredFujian Mobile: 218.138.156.161 preferredPanyu, GuangzhouDNS server: 202.96.128.86, 202.96.128.166Jingzhou Telecom202.103.44.5202.103.24.68Fuzhou NetcomPreferred DNS address: 58.22.96.66Backup DNS address: 218.104.128.106Shanxi 202.99.192.68202.99.192.66Shenzhen: 202.96.134.20.202.96.128.68Xiangf

Let the DNS server support pan domain name resolution

Many enterprises have set up a number of Web sites to meet the needs of employees, in order to save money, these sites usually use the virtual host technology, that is, on the same server to set up multiple sites, employees use level two domain names to access these sites. However, the workload of maintaining these level two domain names is very high, but we can solve this problem by using a generic domain name resolution technique, so that support fo

Steps to add a DNS server

The computer used to install the DNS server must use a static IP address, such as 172.16.16.99. After the system downloads the DNS server components, click the Start-Administrative Tools-DNS command to open the DNSMGMT console, as shown in Figure 1. In this console, you can

Install and configure the DNS server in Linux

When performing software sample analysis (mainly analyzing the network traffic of the sample ), inevitably, you need to set up a DNS server to use IP spoofing technology to try to obtain the network traffic of software samples. The following uses CentOS5.2 as an example to describe how to set up a DNS server on Linux.

Analysis of DNS Server Denial of Service attacks from network disconnection events

Event cause and Analysis This event is a linkage event, mainly divided into two parts: 1. the DNS server of the dnspod site is attacked by DDoS attacks with over 10 Gbps traffic. It is suspected that it is a competition between private online game servers, as a result, a private server operator launched thousands of zombie hosts to launch DDoS flood attacks

Ubuntu Server static IP and DNS server settings

Ubuntu's network parameters are saved in the file/etc/network/interfaces,The default setting uses DHCP, which is obtained by dynamic IP. Here's how to set up a static IP: 1) Edit/etc/network/interfaces1.1) Add DHCP line shield # The primary network Interfaceauto eth0#iface eth0 inet DHCP 1.2) Add and static IP parameters # The primary network interfaceiface eth0 inet staticaddress 192.168.1,151netmask 255.255.255.0gateway 192.168.1.12) Edit/etc/resolv.conf, set

Install Bind on CentOS to build a DNS server

Install Bind on CentOS to build a DNS server Because the company's internal network needs to be tested, domain names are used to access the company's internal server. However, the vro does not have the domain name forwarding function. Therefore, the DNS method is used. Background: One internal

Use Queryperf to stress test a DNS server

I. Introduction of QUERPERFWhen we configure the DNS server, we will certainly want to test the performance of the DNS server, after the online if the number of requests enough server can respond? Therefore, we can use the software simulation environment, the

Seven major issues for DNS server security deployment

DNS (domain Name System) is a long history method for assigning a domain name to a computer with an IP address so that the computer has a character name. If the IP address is 207.46.193.254 computer that is Microsoft server www.microsoft.com. DNS is well designed and works most of the time. However, there are always some unsatisfactory circumstances, it will stri

Configuration and management of Linux-dns server (top)

Configuration and management of DNS servers****************The first thing to know is the following files related to domain name resolution/etc/hosts-Early (DNS) method for resolving host names, typically consists of three fields: IP, host full domain name, alias/etc/resolv.conf--Specifies the parameters of the DNS server

Probing DNS server health under Linux

In a Linux environment, a widely popular bind server is provided, which is the most common server software for building DNS servers. Introduction to the installation of bind now a lot of articles, now we will talk about the maintenance of the topic. How can we understand the operation of the DNS

Network DNS server to form a full introduction

Whether on the LAN or the Internet, people also face another confusion: the computer on the network can only identify such as "61.186.250.41" such as digital address, then why when we open the browser, in the address bar input such as "www.popunet.com" After the domain name, you can see the page we need? In fact, the above two problems, are just an IP address and domain name each other "translation" process. The former has to establish a domain name Mapping record that points to the correspondi

How to install and configure a DNS server in a vro Network

In the process of using a vro for networking, the DNS server is an essential public service. Today, we will explain how to install and configure DNS servers in Linux. The network topology is three dns servers (primary DNS, lower-layer DN

A picture of knowledge science--google free DNS server

Learning stems from the solution of problemsDuring the previous time, an Oracle software was installed on the virtual machine, the network connection of the virtual machine and the host machine was bridged mode, the static IP address and the gateway address were manually set, but the browser of the virtual machine could not be used.So through the ping test, the host ping www.baidu.com can ping, but the virtual machine said unknown host, so let the virtual machine ping the host ping the IP addres

Vro configuration and DNS server configuration steps

Many people may not know how Cisco IOS works. It does not matter. The following describes the router configuration and DNS server in Cicso IOS. Recently, a friend sent me an email asking him to know how to use Cicso IOS to block a specific website. He wrote: "I have a Cisco 2600 instance, which is usually used as an Internet server. Now I want to block some speci

Windows Server 2003 DNS full introduction (i)

hierarchy, and any one domain is at most one parent domain, but can have multiple or no subordinate domains. You cannot have the same subordinate domain or host name in the same domain, but you can have the same subordinate domain name or host name in different domains. 1. root domain: (root domain) root domains are only one, the root domain is the default, generally do not need to be expressed. The DNS namespace is managed by the InterNIC in the Un

Create a DNS server using BIND on linux

Article Title: use BIND to create a DNS server on linux. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Although Linux has not made any notable progress in the world of desktop computing, It is very famous as a network server

Build a DNS server on Linux 6&7

The entire Hteret family connected to hundreds of billions of server personal hosts, most of the sites, parts and other servers have used the domain name form of address, such as Www.google.com.mail 163.com. It is clear that this form of address is more intuitive and easier for users to remember than making the 01231317202103 7 a a month.DNS system in the networkThe role is to maintain a number of addresses are connected, which recorded a variety of h

Linux Basic Learning (16) DNS server-related configuration

DNS CacheWhat is a DNS cache?The dns server can cache DNS records received from other DNS servers. can also use caching in DNS customer service as a way to cache information cached by

Rotten mud: install and configure the DNS server in centos

This article was sponsored by Xiuyi linfeng and first launched in the dark world. To configure the DNS server in centos, you must first install the DNS software bind. Of course, we can also install other DNS software, such as the domestic open source DNS software dnspod. H

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