what is dns domain name

LINUX6--DNS Domain name resolution Service Building (positive analysis Novice)-------------------------------Overview------------------------------ DNS TCP/UDP 53 PortDNS (domain Name System), a distributed database of domain names and IP

DNS domain name resolution The purpose of the domain name resolution is to convert the website name that users use to the TCP/IP protocol, and hostname is just convenient for people to remember, after all, IP is a pure digital address to the user

"TCP/IP Detailed Volume 1: Protocol" 14th DNS: Domain Name System---reading notes1. Introduction5. Pointer queryA part of DNS that has been hard to understand is the pointer query, which is given an IP address that returns the domain name

DNS (Domain Name System)In the Internet, the client and server communicate with each other using an IP address, but 32-bit integers are too difficult for people to remember, so the Internet defines the domain name and the mechanism for mapping the

For domain name management, we must select a third-party DNS service provider when using domain name resolution During website construction, even free domain names are more stable than the original domain name platform. After all, most domain name

Many people do not know how to resolve public domain names on their own DNS servers. Now let's announce the steps. 1. You must have your own domain name. Therefore, go to the domain name registrar to apply for a registered domain name. Try to find a

Installing DNS domain name resolution service under Linux systemThe steps are as follows:1> view hangs in mirror location650) this.width=650; "src=" http://s5.51cto.com/wyfs02/M00/7F/D5/wKiom1cvCC6iXxMJAACYeQteKPw702.png "title=" image. png "alt="

First, what is DNSDNS (domain Name System), a distributed database of domain names and IP addresses that are mapped to each other on the Internet, makes it easier for users to access the Internet without remembering the number of IP strings that can

I. Overview Now to deal with DNS domain name resolution, in fact, this is a previous article in C + + to implement the remaining problems in Ping, to do the work is the process of the ping Red Line part: CMD under the Domain Name Resolution

DNS (domain Name System), the Internet as the domain name andIP Addressone of the mutual mappingsDistributed databaseTo make it easier for users to accessInternet, instead of remembering the number of IP strings that can be read directly by the

type of action of the bind system across the Internet , more than N servers, personal hosts, most of the sites, mail and other servers have used the domain name form of address. such as www.google.com,mail.163.com and so on. It is clear that this

In this paper, the regular library of C regex and Pcre in the domain validation of the scene to do the evaluation.The regular expression that validates the DNS domain name is:"^[0-9a-za-z_-]+ (\\.[ 0-9a-za-z_-]+) * (\\.[ A-za-z]{2,}\\.) $"Regular

DNS (domain Name System, domainname), A distributed database that maps the domain name and IP address on the Internet makes it easier for users to access the Internet without remembering the number of IP strings that can be read directly by the

Modifying a DNS domain name forwarder to resolve an IP address resolution error caused by a website that cannot be accessedFirst of all, thank colleagues off guidance, to solve the problem smoothlyOpen a Web site, access a domain name, DNS resolves

Read the Book of the Great God, I hereby do the study notes, the realization of a slightly different way is python3.5Most DNS parsing is a domain name that corresponds to an IP address, but DNS polling enables a domain name to correspond to multiple

This article mainly introduces the Python script to implement dynamic DNS domain name resolution. This article provides the implementation code directly. if you need it, you can refer to your spare time and build your own server at home, because the

This is a creation in Article, where the information may have evolved or changed. previously used the go language to write a real-time picture downloader, mainly considering that the go language of the DNS resolution of the support is friendly to

In-depth analysis of Java Web Technology InsiderWhen a user enters www.abc.com in a browser, the DNS resolution will be nearly 10 steps, as described in the following procedure.When the user enters the domain name in the browser and presses the

DNS domain Name service and build cache DNS server detailed (2)1.DNS Service Installation: BIND, full name is Berkeley Internet name Domain, this software is maintained by ISC/etc/named.conf: The main function is to define the working properties and

Network DNS domain name to IP address (completeCode, Passed the test)   Using system;Using system. Collections. Generic;Using system. LINQ;Using system. text; Using system. net; Namespace dns2ip{Class Program{ // Main function, entry