dig check mx record

Dig command use Daquan (domain name query on Linux)It can be said that the process of translating this document is my re-learning the process of DNS, Dig command can help us learn the principle of DNS, configuration,As well as its query process. The

Dig Introduction:Dig is a tool that queries DNS for information such as NS Records, A records, MX records, and so on in Unix-like command-line mode. Because it has been missingDig man page document, this article right when a Dig use the wizard.Dig's

==="First Meeting"I believe that the use of Nslookup students must be more than the use of dig students, so it is necessary to take some time to introduce you to dig.Dig, and Nslookup functions are similar, are DNS query tools.Dig, in fact, is an

1. view the Host IP address resolved by the DNS host name Host CommandPurposeResolve a host name to an Internet address or an Internet address to a host name.SyntaxHost [-n [-a] [-c Class] [-d] [-r] [-t Type] [-v] [-w] [-z] Hostname | Address

What is SPF? The SPF here is not a sunscreen index, but the sender Policy Framework. Translation is the originator of the policy framework, relatively awkward, usually directly referred to as SPF. SPF is a DNS-related technology whose contents are

Recently, I am preparing to put domain name resolution on a free DNS server outside China. To track the domain name resolution process, nslookup in Windows is too simple. It is not as good as the dig command in Linux. Find the dig Command Used in

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.

When sending an email, Postfix uses the system's resolver (that is, the DNS client, which can query domain information from the DNS server) to obtain DNS information. When receiving a mail, the DNS of your domain must provide delivery information

When sending an email,PostfixUse the system's resolver (that isDNSClient, which can query the domain information function library from the DNS server) to obtain DNS information. When receiving A mail, the DNS of your domain must provide delivery

"The main content of this blog post" Introduction to bind server (including Introduction to Client Tools Dig) Configuring forward parsing DNS servers Configure Reverse resolution DNS server Configuring a secondary DNS server and