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 (
nslookup command Summarydefinition of 0.nslookupNslookup is a command-line tool that Microsoft publishes to detect and debug DNS servers. Two modes: one. Non-interactive mode nslookup–qt= type target domain name (the default query type is a
Grammar
nslookup [-subcommand ...] [{computertofind| [-server]}]
Parameters
-subcommand ...Specifies one or more nslookup subcommand as command-line options.ComputerToFindIf no other server is specified, the current default DNS name server is
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.
1 DNS IntroductionDNS (domain Name System) can provide valuable data during the detection process, the basic function of DNS is to convert the domain name to an IP address. (If you don't know much about DNS, it's going to take a lot of effort!) Now
The simplest use of nslookup is to query the IP address corresponding to the domain name, which is applicable to A record or CNAME record. If you need to know who the domain name resolution server is, you can also use nslookup, but you need to add
The nslookup command is used to query DNS records to see if domain name resolution is normal and to diagnose network problems in the presence of a network failure. The use of Nslookup is relatively simple, mainly the following several uses. 1.
NSLookup command usage gl dq/& X
1. query a record h sa l'} o
C:/> NSLookup www.cdnunion.com = (Ka 3! * ** Can't find server name for address 192.168.2.1: non-existent domain S & wfwj
* ** Default servers are not available SN/nfdaq
Server:
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