nslookup check

Recently, my colleague reported that during the NSLookup test on the Intranet, I found that when I used the Intranet DNS server 192.168.1.1 for resolution, the DNS server responded very quickly and did not Any errors. However, when the DMZ server 51.

NSLookup -Qt = mx Email server IP address or domain name The domain name or IP address of the specified DNS server. Usage:Query IP addresses The simplest use of NSLookup is to query the IP address corresponding to the domain name, including the

Refer: http://www.renhaibo.com/archives/29.html     We are familiar with the ping command. It is a command for checking network conditions. When the input parameter is a domain name, it will be queried through DNS, however, only records a and cname (

read the basic requirements of this article:1. The use of the cmd command has a certain basis2. The basic principles of DNS and common concepts have a certain understanding, such as host, alias, forward lookup zone, reverse lookup zone, and so on.3.

Nslookup (name server lookup): a tool used to query Internet domain name information or diagnose DNS server problems. Let's take a look at the installation method. CentOS 6.xis installed in the new VPS, and the nslookup command is not installed by

Common Linux commands: nslookup, lsmd5sum, uname, and history1. nslookup DNS developers all know what the nslookup (name server lookup: domain name query) command is for. It comes with windows. However, in Linux, enter nslookup to display the

1. Network Tools: ifconfig, ping, netstate, Redhat command and graphical settings of ip, finger, nslookup, ifconfignetstateZookeeper 1 ip ad view Nic ID 2. View Nic information in ifconfig 3. Disable the NIC 4. Start the NIC 5. configure a

After DNS compilation is complete, the system prompts "XNDOMAIN -- Linux Enterprise Application-Linux server application" during nslookup. The following is a detailed description. Attaches all the compilation content, and red indicates the modified

Use the BUFFALO LS-XL network enclosure to open the FTP service, IP is 172.16.0.21On Windows and Linux, you can access ftp://172.16.0.21, now you want to use domain access, easy to remember.Intranet DNSMASQ as DNS server, IP is

Check whether the dns server change takes effect.First, let's take a look at the domain name resolution sequence priority:  1. Local DNS Cache2. Local Hosts file3. DNS Server  View the local DNS Cache: ipconfig/displaydns  Clear local DNS Cache: