domain ptr record

1) in the Windows system click "start" menu → "run" → "input cmd" (Windows 98 system is command), open the windows system MS-DOS interface. Enter the "NSlookup" command to go to the domain name resolution interface. 2) Enter "set q = mx" and

1 in Windows system, click the "Start" menu → "Run" → "input cmd" (Windows98 System for command), open the Windows system's MS-DOS interface. Enter the "nslookup" command to enter the domain name resolution interface. 2 Enter "Set Q=MX" to enter MX

Spam in the flood of today, spam to our lives, work, learning has brought great harm. Because of the lack of effective authentication mechanism between SMTP servers, even if the use of spam identification blocking technology is still common, and the

This morning the bean accidentally found that the company's DNS server above only the forward parsing, and there is no corresponding PTR record. In other words, the IP address can be resolved by the domain name, but the reverse IP address is not

Ext: http://www.cnblogs.com/zcy_soft/archive/2013/09/23/3335235.html DNS a record NS record MX record CNAME record txt record TTL value PTR valueConstruction Station noun Explanation: DNS a record NS record MX record CNAME record txt record TTL

During this time, due to the working relationship, we need to study the working principle of DNS Server Resolution and find this article on CNNIC.Article, Reprinted now Architecture of CN Domain Name Resolution Service

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

UNIX is a very popular network operating system. Using the Domain Name Service function provided by UNIX, it establishes a Domain Name System for the Enterprise Intranet, which can effectively manage the network, it is convenient for users to

In addition to how to add a record more commonly used, how to add a CNAME record is also a domain name related to common problems, today and we share how to add CNAME record resolution。 I. What is a CNAME record The CNAME is an alias record

2.6. Resource records The domain name marks the node, each node has the resource information set, some sets can be empty. The resource information set is associated with the special name of the detached resource set (RR). There is no relationship