A daily updated filename extension database!

DNS file extension

The table below provides useful information about the .dns file extension. It answers questions such as:

  • What is the .dns file?
  • What program do I need to open a .dns file?
  • How can the .dns file be opened, edited or printed?
  • How can I convert .dns files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Microsoft Windows DNS Server Database

DNS file is a Microsoft Windows DNS Server Database. After you set up DNS Server on an NT box, the server will have a /winnt/system32/dns directory. This directory contains a file with the extension .dns for each zone that you create on that server; a server has a .dns file for every zone for which it is the primary or secondary DNS server.
Category: Data files
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DNS aliases:
DNS related links:
DNS related extensions:
Microsoft Windows Binary DNS Database

Other types of files may also use the .dns file extension.

🚫 The .dns file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cns, dbs, dgs, dhs, dms, dnc, dne, dnw, dnx, ds, dsn, ens, fns, nds, ns

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Client Connection Manager Config
Pasco DataStudio Data
Netica ASCII Text Data
Visual Net Server File
Shadowgrounds: Survivor Script
Nintendo DS ROM Image
SQLBase Database
ODBC Data Source Name
EMPOP DrawNetWork Data
netCDF Data

🔴 Can't open a .dns file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .dns file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .dns file extension, write to us!

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