Portable Hosts File Editor+ 1.5.13 Multilingual



The hosts file is a list of computer names and their associated IP addresses. Hosts files are used by Microsoft Windows and other network operating systems as an optional means to redirect TCP/IP traffic in special circumstances. These files are not required to use ordinary network and Internet applications. The hosts file is designed to be edited by a computer administrator, knowledgeable user or automated script program.

The Hosts File: An In-Depth Exploration of its Functions and Importance in Networking

In the vast realm of computer networking, the Hosts File serves as a fundamental and indispensable tool. This file, existing in various operating systems, acts as a local repository for mapping domain names to their corresponding IP addresses. In this comprehensive article, we delve into the intricacies of the Hosts File, its functions, and why it plays a pivotal role in network administration. Join us as we unravel the inner workings of this essential component, all while maintaining a technical tone and optimizing the content for search engines.

What is the Hosts File?

The Hosts File, residing on a computer or device, acts as a manual DNS (Domain Name System) resolver. It provides a local translation mechanism, enabling the mapping of domain names to specific IP addresses. In simpler terms, the Hosts File allows users to override the default DNS resolution process, providing a direct association between a domain and its corresponding IP address. This influential file, often overlooked, plays a critical role in network administration, security, and troubleshooting.

Functions of the Hosts File

  1. Domain Name Resolution Override: The primary function of the Hosts File is to override the default DNS resolution process. By specifying domain names and their corresponding IP addresses in the file, users can bypass the traditional DNS lookup, effectively redirecting traffic to the desired IP address. This capability proves invaluable in scenarios where DNS servers may be inaccessible or compromised.
  2. Local Network Testing and Development: The Hosts File serves as an excellent tool for local network testing and development. By mapping domain names to local IP addresses, developers can mimic an actual network environment without modifying DNS server configurations. This facilitates the testing of web applications, server configurations, and other network-related activities.
  3. Blocking Unwanted Websites: In the realm of cybersecurity, the Hosts File plays a crucial role in website blocking. By adding specific domain names and assigning them to a loopback IP address (e.g.,, users can effectively block access to unwanted websites. This method, known as “blacklisting,” ensures that any attempts to access the blocked domain names redirect to the loopback address, effectively denying access.
  4. Enhancing Network Security: The Hosts File serves as an additional layer of security by allowing the creation of custom domain-to-IP mappings. By associating known malicious or suspicious domain names with a designated IP address, users can prevent their systems from interacting with potentially harmful entities. This proactive approach enhances network security by blocking connections to known malicious servers or websites.
  5. Expediting Local Network Access: In large networks or environments with multiple servers, the Hosts File can expedite local network access. By mapping frequently accessed server names to their respective IP addresses, users can bypass the DNS lookup process, reducing latency and enhancing overall network performance. This optimization proves particularly beneficial in scenarios where speedy access to local resources is crucial, such as high-intensity data transfer operations.

Importance of the Hosts File in Networking

The Hosts File, often overshadowed by more complex network components, remains a vital asset in network administration and security. Here’s why this seemingly unassuming file holds immense significance:

  1. Localized Network Control: The Hosts File empowers network administrators with localized control over domain name resolution. By modifying the file, administrators can enforce specific mappings on individual devices, ensuring that DNS resolution adheres to organizational policies. This level of control proves invaluable in scenarios where centralized DNS management is impractical or when specific device configurations require customized domain-to-IP associations.
  2. Offline DNS Resolution: In situations where internet connectivity is limited or unavailable, the Hosts File becomes indispensable. By manually populating the file with relevant domain-to-IP mappings, users can achieve DNS resolution even without a functional DNS infrastructure. This offline capability ensures that critical network services, such as internal websites or applications, remain accessible in adverse network conditions.
  3. Troubleshooting Network Issues: The Hosts File serves as a powerful troubleshooting tool, allowing administrators to diagnose and resolve network-related issues. By temporarily modifying the file, administrators can validate DNS configuration changes, verify the accessibility of specific servers, or isolate DNS-related problems. This ability to test and rectify network issues without impacting the wider network proves invaluable in maintaining operational continuity.
  4. DNS Spoofing Mitigation: DNS spoofing, a malicious technique aimed at redirecting network traffic to unauthorized destinations, poses a significant threat to network security. The Hosts File acts as a mitigation mechanism against such attacks by enabling users to manually specify trusted domain-to-IP mappings. These mappings essentially override any potentially malicious DNS resolutions, effectively neutralizing the risk of falling victim to DNS spoofing.

In conclusion, the Hosts File, often overlooked yet immensely powerful, provides users with granular control over domain name resolution. Its functions ranging from DNS resolution override to security enhancements, make it an indispensable component of network administration and troubleshooting. Leveraging the Hosts File optimizes network performance, strengthens security measures, and facilitates local network testing and development. By fully comprehending the Hosts File and its significance, network administrators can harness its capabilities to maximize network efficiency and safeguard their systems from potential threats.

The functions of this program

– Add new host ( IP Address and Hostname )
– Delete host
– Save changes
– Change Read-only status (hosts file)
– Backup hosts file
– Restore hosts file from a backup
– Create new hosts file ( If the hosts file does not exist – C:/Windows/System32/drivers/etc/ )
– Import file (.txt)
– Export hosts file
– Add blank row
– Add comment (#)
– Properties (hosts file)
– Search items
– Replace IP ( —> ; —> and custom )
– Edit selected comment (#) – (to enable double-click on the item …)
– Delete duplicates items
– Comment selected
– Delete blank rows
– Delete comment lines
– Enabled / Disabled hosts file
– Enabled / Disabled DNS Client Service
– Block popular websites ( Facebook, Youtube, Twitter…)
– Block Microsoft, Telemetry, Adobe…
– Reset the hosts file back to the default (Windows XP, Windows Vista, Windows 7, Windows 8,
8.1, Windows 10, Windows 1 Windows Server 2003, Windows Server)
– Download and install update list (.txt)
– Update hosts file ( install update and uninstall update )

Hosts File Editor Portable Release Notes:

  • Improved certain functions of the program.
  • Add Check Windows and Office Activation Status
  • Add or Remove Exclusion for Windows Defender (Additional Tools/ Add or Remove Exclusion for Windows Defender).
  • Add HFE+ Manage Defender Exclusion Tool to Contest Menu
  • Turn Off or On Background Apps (Additional Tools/ Turn Off or On Background Apps).
  • Improved certain functions of the program (Temp File Cleaner (Additional Tools/Temp File Cleaner), Update hosts file lists…and more)).
  • Fixed minor bugs.



Download Hosts File Editor Portable

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