How To Make Nslookup Use Etc Hosts

To use the same names on host 2 we have to add the addresses and names to its hosts file as well.

How to make nslookup use etc hosts. It contains several lines with domain names and ip. I have an switch and resolve files with entries why does the server not look in the host file first many tha. Then all your dns tools and dns querying applications such as dig host and nslookup will receive answers that originate from the etc hosts file. Nslookup only does proper dns resolution which is significantly different from the name service switch subsystem that your other applications use. Lastly you should use host command or nslookup command to test if the name translation service is actually working these commands only query dns and overlook any configurations in etc hosts and etc nsswitch conf files.

Sudo vim etc hosts 127 0 0 1 localhost the file syntax is pretty simple. Find mail servers for a domain. You may notice that you get non authoritative answers. By setting up host entries in etc hosts you can bypass doing dns lookups for that host. By default nslookup will use the domain server that is currently configured for your system.

Don t worry about any of the text already in the document. It appears to be going to the dns server. This is especially helpful for testing your site before dns changes are made or have been seen by your local pc. Applications may use an internal one for speed or use the glibc resolver. Ping hostname for example.

Note running nscd and a caching name server may influence lookup performance. You can install dnsmasq which will read your etc hosts entries and import them into its dns cache. You should see this default hosts file from microsoft. Having the hosts entry in etc nsswitch conf when set to files dns and order hosts bind in etc host conf should make gethostbyname first query etc hosts and then use any name servers configured in etc resolv conf. That is to say nslookup ignores etc hosts and mdns.

On windows xp it is located in c windows system32 drivers etc hosts. N notepad click open and head to c windows system32 drivers etc hosts and open it the hosts file. Type nslookup querytype mx domain name. To switch to using the open dns server address 208 67 222 222 then go to an interactive prompt and type. On linux unix systems this file is etc hosts.