Nslookup is a command-line tool that monitors whether DNS servers in the network can correctly implement domain name resolution. It is available in Windows nt/2000/xp.
This article is mainly for the mailbox MX records and related query methods to do
I. Host directiveFormat: Host [-A] FQDN [server]HOST-L domain [Server]Options:-A: Represents a list of all relevant information about the host, including IP, TTL, and error-removing messages, etc.-L: If the next domain setting allows Allow-transfer,
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
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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 (
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
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 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
1. install the software packages dig and nslookup. Centos: # yuminstallbind-utilsDebian: # apt-getupdate # apt-getinstalldnsutils set the dns server IP address in/etc/resolv. conf before querying. II. usage
1. install the software packageInstall
Description:
The NSLookup command is a program that queries the Internet Domain Name Service. The NSLookup command has two modes: Interactive and non-interactive.
Interactive Mode allows users to query different types of hosts and domain names
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