What is mdnsNSP.dll?

mdnsNSP.dll is part of Bonjour and developed by Apple Inc. according to the mdnsNSP.dll version information.

mdnsNSP.dll's description is "Bonjour Namespace Provider"

mdnsNSP.dll is usually located in the 'C:\Program Files\Bonjour\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about mdnsNSP.dll.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

Vendor and version information [?]

The following is the available information on mdnsNSP.dll:

PropertyValue
Product nameBonjour
Company nameApple Inc.
File descriptionBonjour Namespace Provider
Internal namemdnsNSP.dll
Original filenamemdnsNSP.dll
Legal copyrightCopyright (C) 2003-2008 Apple Inc.
Product version1,0,6,2
File version1,0,6,2

Here's a screenshot of the file properties when displayed by Windows Explorer:

Product nameBonjour
Company nameApple Inc.
File descriptionBonjour Namespace Provider
Internal namemdnsNSP.dll
Original filenamemdnsNSP.dll
Legal copyrightCopyright (C) 2003-2008 Apple Inc.
Product version1,0,6,2
File version1,0,6,2

Digital signatures [?]

mdnsNSP.dll is not signed.

VirusTotal report

None of the 49 anti-virus programs at VirusTotal detected the mdnsNSP.dll file.

None of the 49 anti-virus programs detected the mdnsNSP.dll file.

Filename variants

mdnsNSP.dll may also use other filenames. The most common variants are listed below:

Folder name variants

mdnsNSP.dll may also be located in other folders than C:\Program Files\Bonjour\. The most common variants are listed below:

Other files also named mdnsNSP.dll

mdnsNSP.dll (813 votes)

Hashes [?]

PropertyValue
MD5292f92469efb2fd402e00742c06d539d
SHA256607fb70e8f3e8f09139b1851c18878669a5d2f62c2b232636a30fa76ad793dda

What will you do with mdnsNSP.dll?

To help other users, please let us know what you will do with mdnsNSP.dll:



What did other users do?

The poll result listed below shows what users chose to do with mdnsNSP.dll. 28% have voted for removal. Based on votes from 282 users.

User vote results: There were 80 votes to remove and 202 votes to keep

NOTE: Please do not use this poll as the only source of input to determine what you will do with mdnsNSP.dll.

Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

Please select the option that best describe your thoughts on the information provided on this web page


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Comments

Please share with the other users what you think about this file. What does this file do? Is it legitimate or something that your computer is better without? Do you know how it was installed on your system? Did you install it yourself or did it come bundled with some other software? Is it running smoothly or do you get some error message? Any information that will help to document this file is welcome. Thank you for your contributions.

I'm reading all new comments so don't hesitate to post a question about the file. If I don't have the answer perhaps another user can help you.

por writes

1 thumb

thanks for fixing mdnsNSP.dll problem

# 18 Dec 2010, 13:45

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0 thumbs

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# 2 Apr 2026, 4:58

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# 26 Apr 2026, 10:04

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# 7 May 2026, 18:00

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# 10 May 2026, 0:21

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