Adobe Hosts File Block List | Full - 2026 |
The Adobe Hosts File Block List is a community-maintained collection of domains and IP addresses designed to prevent Adobe software from communicating with official servers. Users typically use this list to bypass licensing checks, disable genuine software verification, or stop Adobe from modifying system files without consent. Purpose and Functionality
Blocking Activation Checks: The primary use is to reroute Adobe’s licensing servers (e.g., lm.licenses.adobe.com) to a non-existent local address ( or
), effectively "silencing" the software's ability to verify subscriptions.
Preventing Background Telemetry: Many entries in these lists target Adobe’s "Genuine Software Service" and other data-tracking endpoints to improve privacy or prevent "non-genuine" pop-up alerts.
Site Detection Countermeasures: Some reports suggest Adobe Creative Cloud modifies the local hosts file to detect if a user has the software installed when they visit the Adobe website, a move some critics compare to malware behavior. Key Block List Resources
Community members actively maintain these lists on platforms like GitHub to keep up with new Adobe endpoints.
Adobe-URL-Block-List: A curated repository on GitHub that allows users to contribute new domains or IPs. Adobe Hosts File Block List
Adobe-Block-Hosts-List: Another active list that frequently updates with new URLs to ensure ongoing effectiveness.
GitHub Gist Collections: Individual users often share static snippets of block lists for specific versions of Creative Cloud. Block Adobe Hosts C:\drivers\etc\hosts - GitHub Gist
To block Adobe's background services and telemetry via your system's hosts file, you need to map specific Adobe domains to an invalid IP address like 0.0.0.0 or 127.0.0.1. This prevents your software from "calling home" for license checks or data tracking. Core Adobe Block List
Copy and paste these entries into your hosts file. For a complete and updated list, you can use the Adobe URL Block List on GitHub.
# Adobe Block List 0.0.0.0 activate.adobe.com 0.0.0.0 practivate.adobe.com 0.0.0.0 ereg.adobe.com 0.0.0.0 activate.wip3.adobe.com 0.0.0.0 wip3.adobe.com 0.0.0.0 3dns-3.adobe.com 0.0.0.0 3dns-2.adobe.com 0.0.0.0 adobe-dns.adobe.com 0.0.0.0 adobe-dns-2.adobe.com 0.0.0.0 adobe-dns-3.adobe.com 0.0.0.0 ereg.wip3.adobe.com 0.0.0.0 activate-sea.adobe.com 0.0.0.0 wwis-dubc1-vip60.adobe.com 0.0.0.0 activate-sjc0.adobe.com 0.0.0.0 hl2rcv.adobe.com 0.0.0.0 lm.licenses.adobe.com 0.0.0.0 na1r.services.adobe.com 0.0.0.0 hlrcv.stage.adobe.com 0.0.0.0 lmlicenses.wip4.adobe.com Use code with caution. Copied to clipboard (Sources: GitHub Gist, Scribd, Facebook InDesignSecrets) How to Edit the Hosts File
The file has no extension and requires Administrator privileges to save changes. File Location: Windows: C:\Windows\System32\drivers\etc\hosts. macOS / Linux: /etc/hosts. Edit Process (Windows): The Adobe Hosts File Block List is a
Search for Notepad in the Start menu, right-click it, and select Run as Administrator.
Go to File > Open, navigate to the path above, and change the file type filter from .txt to All Files. Paste the block list at the bottom of the file. Save and exit. Additional Best Practices
Blocking Adobe servers through the hosts file is a common method used to prevent software from communicating with activation, telemetry, or update servers. By mapping a domain to an invalid IP address like 0.0.0.0 or 127.0.0.1, you effectively cut its connection to the internet. How to Edit the Hosts File
To add a block list, you must open your system's hosts file with Administrator privileges. Windows Location: C:\Windows\System32\drivers\etc\hosts macOS Location: /private/etc/hosts Steps for Windows:
How to: Block websites using the Hosts file | Windows 10 | Full Guide
Blocking Adobe hosts is a common method used to prevent software from communicating with activation servers, telemetry services, and update checks Q4: What about "Adobe Genuine Software Validation"
. This is typically done by redirecting specific Adobe domains to a local, non-functional IP address. Understanding the Process hosts file
is a plain-text file that maps hostnames to IP addresses before a computer uses the Domain Name System (DNS). By adding entries that point Adobe domains to (the loopback address) or
(an invalid address), your computer will fail to reach those servers. How to Edit Your Hosts File
To implement a block list, follow these steps based on your operating system: (or another text editor) as an Administrator Navigate to: C:\Windows\System32\drivers\etc\hosts Open the file and add your entries at the bottom. Save and restart your browser. sudo nano /private/etc/hosts and enter your password. Add your entries, save, and exit. Common Adobe Block List Entries While block lists are frequently updated on platforms like
, these are some standard activation and tracking domains often included: 127.0.0.1 activate.adobe.com 127.0.0.1 ereg.adobe.com 127.0.0.1 hlrcv.adobe.com 127.0.0.1 lmlicenses.wip4.adobe.com 127.0.0.1 na1r.services.adobe.com Alternative: Windows Firewall
If you prefer not to edit system files, you can block the connection for specific Adobe programs using the Windows Defender Firewall with Advanced Security . This allows you to create Outbound Rules that prevent specific executables (like Photoshop.exe Acrobat.exe ) from accessing the internet entirely.
Q4: What about "Adobe Genuine Software Validation"?
Adobe Genuine Service (AGS) runs as a separate background process. Blocking its domains via Hosts might delay the pop-up, but AGS also uses local system scans without network calls.
4. Conflict with Other Software
Many non-Adobe applications (video editors, PDF readers, even some games) rely on Adobe services for license checks. Your block list could break them.