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Hostnet: check and change PHP version

At Hostnet, find the PHP version controls in Mijn Hostnet under Diensten > your domain > Webhosting.

Run the Exposure CheckGet help updating PHP
PHP versionPHP 8.4PHP 8.4PHP 8.3
  1. Domain
  2. Check
  3. Result
  4. Report

Which PHP version does your site run?

Enter your domain. We read only what your site already sends in public: the headers and the top of the homepage. No scan, no login.

We keep the domain and the result, never your IP address.

Start with a quick check

Write down your domainA domain name is the address people type to reach your website, such as yourcompany.com. It points visitors to wherever your site is hosted. and the PHP versionA PHP version is a numbered edition of PHP, like 8.3. Each edition is looked after for a limited time, then gets security fixes only, then nothing. you currently use. Treat the Exposure Check as an initial indication, then compare it with your hostingWeb hosting is the service that keeps your website's files on a computer that is always online, so visitors can open your site at any time. panel; if no version is visible, ask your host to confirm it.

Find and change the version

  1. Open Mijn Hostnet and choose Diensten.
  2. Open the domain whose PHP version you want to change.
  3. Go to the Webhosting tab.
  4. Under Beheer je dienst, choose PHP-versie wijzigen and follow the displayed instructions.
Sources and details

Official guide: Hostnet (accessed October 21, 2026).

If Hostnet emailed you an update request, its help page also describes a dedicated dashboard with PHPPHP is a programming language that builds your web pages on the computer that hosts your site, just before they reach the visitor. WordPress runs on it. zelf updaten. Use the route that matches your situation.

Which releases contain the fix?

According to the PHP project, these releases contain the fix for the two PHP vulnerabilities: 8.5.12, 8.4.27, 8.3.36, 8.2.35.

Sources and details

php.net (accessed October 21, 2026).

Compare the complete version number, including the last part. A short branch name alone does not show which fix is installed, so ask your host to confirm the patchA security patch is a software update that closes one known security weakness and adds nothing else, so installing it protects you against that problem. status of your own hosting package.

Test before switching PHP branches

If you choose a newer major version or branch, test your website in a test environment first. Plugins and themes may stop working after the switch if they do not support the new PHP version.

Take a recent backupA backup is a separate copy of your website's files and database, so you can bring the site back after a mistake, a hack or a failed update. before you start and agree who can restore the site if the change goes wrong. In your test environment, check the homepage, login, forms and, for a shop, the ordering process without making a real payment.

Check those same functions once the change is active and record what you tested. If something fails, save the error and the time and ask your administrator for help; avoid changing several unrelated settings at once.

Has your hosting package been updated?

We do not know whether Hostnet has rolled out the update. Ask your hosting provider.

Ask which complete PHP version serves your website and whether it includes the fix for both vulnerabilities. Include your domain and package name so your host can check your situation rather than provide only a general answer about its platform.

Would you like help with the next step?

Use the form below to share your domain and question. Include the PHP version displayed, your control panel and what you have tried so far; do not include passwords or access codes.

Get help updating PHP