What is mDNSResponder.exe?

mDNSResponder.exe is part of Bonjour and developed by Apple Computer, Inc. according to the mDNSResponder.exe version information.

mDNSResponder.exe's description is "Bonjour Service"

mDNSResponder.exe is usually located in the 'C:\Program Files\Bonjour\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about mDNSResponder.exe.

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 mDNSResponder.exe:

PropertyValue
Product nameBonjour
Company nameApple Computer, Inc.
File descriptionBonjour Service
Internal namemDNSResponder.exe
Original filenamemDNSResponder.exe
Legal copyrightCopyright (C) 2003-2006 Apple Computer, Inc.
Product version1,0,3,1
File version1,0,3,1

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

Product nameBonjour
Company nameApple Computer, Inc.
File descriptionBonjour Service
Internal namemDNSResponder.exe
Original filenamemDNSResponder.exe
Legal copyrightCopyright (C) 2003-2006 Apple Comput..
Product version1,0,3,1
File version1,0,3,1

Digital signatures [?]

mDNSResponder.exe is not signed.

VirusTotal report

None of the 52 anti-virus programs at VirusTotal detected the mDNSResponder.exe file.

None of the 52 anti-virus programs detected the mDNSResponder.exe file.

Folder name variants

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

Hashes [?]

PropertyValue
MD573686fe0b2e0469f89fd2075be724704
SHA2564bc5bba7acb5bda77251b82b9cf16c6a9ebbcc29760860a0f37abddf9288143f

Error Messages

These are some of the error messages that can appear related to mdnsresponder.exe:

mdnsresponder.exe has encountered a problem and needs to close. We are sorry for the inconvenience.

mdnsresponder.exe - Application Error. The instruction at "0xXXXXXXXX" referenced memory at "0xXXXXXXXX". The memory could not be "read/written". Click on OK to terminate the program.

Bonjour Service has stopped working.

End Program - mdnsresponder.exe. This program is not responding.

mdnsresponder.exe is not a valid Win32 application.

mdnsresponder.exe - Application Error. The application failed to initialize properly (0xXXXXXXXX). Click OK to terminate the application.

What will you do with the file?

To help other users, please let us know what you will do with the file:



What did other users do?

The poll result listed below shows what users chose to do with the file. 71% have voted for removal. Based on votes from 153 users.

User vote results: There were 108 votes to remove and 45 votes to keep

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

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.

SpamBUSTERS writes

1 thumb


mDNSResponder.exe
LEGITIMATE APPLICATION
Description : Apple Bonjour Service for iTunes
Company : Apple Computer
www.apple.com
Processes : MDNSRESPONDER.EXE

# 1 Jan 2008, 10:07

macKas writes

-1 thumb

XP SP2
File Version: 1.0.6.2
Location: C:\PRogram Files\Bonjour
Size: 238,888 bytes

# 8 Jun 2009, 15:09

mDNS writes

0 thumbs

I located this ip 184.105.247.203 connected. To the mDNSresponder on a MacBook Pro, associated with hundreds of complaints. One person said they hacked and changed his Facebook account password. If they can see that. Imagine all the private photos and messages they hack into.

# 1 Feb 2018, 6:05

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