Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1,0,3,1 92.59%
1,0,2,9 7.41%

Relationships

mDNSResponder.exe

Bonjour by Apple Computer

Remove mDNSResponder.exe
Version:   1,0,2,9
MD5:   cc4e72a0fa7f62175c8bb42ba2caa3d5
SHA1:   cda1cb0988bad21915721740d44a03e6a8790f44
SHA256:   40d0fd8ee77274a8edc67e9aadf50a42fc18120d2e913c063b6279a873dab289

What is mDNSResponder.exe?

Bonjour Service provides a general method to discover services on a local area network. The software is widely used throughout Mac OS, and allows users to set up a network without any configuration. It is used to find printers and file-sharing servers. iTunes uses Bonjour to find shared music, iPhoto to find shared photos. Bonjour for Windows and AirPort Base Stations may be configured to use Wide Area Bonjour which allows for wide area service discovery via a configured DNS server.

About mDNSResponder.exe (from Apple Computer)

Bonjour, also known as zero-configuration networking, enables automatic discovery of computers, devices, and services on IP networks using industry standard IP protocols. It is a key component of Appl

DetailsDetails

File name:mdnsresponder.exe
Publisher:Apple Computer, Inc.
Product name:Bonjour
Description:Bonjour Service
Typical file path:C:\Program Files\bonjour\mdnsresponder.exe
File version:1,0,2,9
Size:224 KB (229,376 bytes)
Digital DNA
PE subsystem:Windows Console
File packed:No
.NET CLR:No
More details

BehaviorsBehaviors

Services
Runs under 'SYSTEM\CurrentControlSet\Services' by the Service Controller (services.exe)
  • 'Bonjour Service' (##Id_String1.6844F930_1628_4223_B5CC_5BB94B879762##)
Windows firewall allowed programs
Exceptions allow programs to access to the Internet through an outbound connections
  • Firewall exception for 'C:\Program Files\Bonjour\mDNSResponder.exe'
  • Firewall exception for 'C:\Program Files\Bonjour\mDNSResponder.exe'
Network connections
Access through an approved Windows firewall exception
  • [UDP] listens on port 5353

  • ResourcesResource utilization

    (Note: statistics below are averages based on a minimum sample size of 200 unique participants)
    Averages
     
    CPU
    Total CPU:0.00362993%
    0.028634%
    Kernel CPU:0.00175903%
    0.013761%
    User CPU:0.00187090%
    0.014873%
    Kernel CPU time:1,609 ms/min
    100,923,805ms/min
    Memory
    Private memory:1.02 MB
    21.59 MB
    Private (maximum):1.67 MB
    Private (minimum):126 KB
    Non-paged memory:1.02 MB
    21.59 MB
    Virtual memory:23.79 MB
    140.96 MB
    Virtual memory (peak):26.79 MB
    169.69 MB
    Working set:274 KB
    18.61 MB
    Working set (peak):2.84 MB
    37.95 MB
    Resource allocations
    Threads:5
    12
    Handles:92
    600
    GUI GDI count:4
    103
    GUI USER count:3
    49

    BehaviorsProcess properties

    Integrety level:Undefined
    Platform:32-bit
    Command line:"C:\Program Files\bonjour\mdnsresponder.exe"
    Owner:SYSTEM
    Windows Service
    Service name:Bonjour Service
    Display name:##Id_String1.6844F930_1628_4223_B5CC_5BB94B879762##
    Description:“##Id_String2.6844F930_1628_4223_B5CC_5BB94B879762##”
    Type:Win32OwnProcess
    Parent process:services.exe (Services and Controller app by Microsoft)

    ResourcesThreads

    Averages
     
    mDNSResponder.exe (main module)
    Total CPU:0.00354004%
    0.272967%
    Kernel CPU:0.00237997%
    0.107585%
    User CPU:0.00116007%
    0.165382%
    Memory:348 KB
    1.16 MB
    advapi32.dll (Advanced Windows 32 Base API by Microsoft)
    Total CPU:0.00029360%
    Kernel CPU:0.00024075%
    User CPU:0.00005285%
    Memory:620 KB

    Windows OS versionsDistribution by Windows OS

    OS versiondistribution
    Microsoft Windows XP 55.56%
    Windows 7 Ultimate 14.81%
    Windows 8 Pro 12.96%
    Windows Vista Ultimate 11.11%
    Windows Vista Business 3.70%
    Windows 7 Home Premium 1.85%

    Distribution by countryDistribution by country

    Indonesia installs about 14.81% of Bonjour.

    OEM distributionDistribution by PC manufacturer

    PC Manufacturerdistribution
    Compaq 25.00%
    Intel 18.75%
    Dell 12.50%
    Toshiba 12.50%
    ASUS 12.50%
    GIGABYTE 6.25%
    Hewlett-Packard 6.25%
    Acer 6.25%
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