PHP 5.4.21 icon

Websites using PHP 5.4.21

PHP is a general-purpose scripting language used for web development.

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151 live PHP 5.4.21 sites, ready to export.

That's how many PHP 5.4.21 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

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Every PHP 5.4.21 website we detected in Spain.

Only sites where a business, company-hosted email was found.

Sites with at least one business LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to PHP 5.4.21 websites on .com domains.

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How many websites use PHP 5.4.21?

We found PHP 5.4.21 on 151 websites in our September 2026 crawl, across 19 countries.

Which countries use PHP 5.4.21 the most?

By number of websites, the top countries are Spain (26%, 40 sites), Ukraine (15%, 23 sites), Russia (15%, 22 sites), Germany (13%, 19 sites) and China (6%, 9 sites). Together they account for 75% of the 151 PHP 5.4.21 sites we track. 23% of the sites are in Russian, and .com is the most used domain ending, on 34% of them.

Where are PHP 5.4.21 websites hosted?

The networks carrying the most PHP 5.4.21 sites are Gigas Hosting S.A. (40 sites), Artfiles New Media GmbH (7 sites) and Hetzner Online GmbH (7 sites).

What technologies are used with PHP 5.4.21?

Across the 151 PHP 5.4.21 sites we track, the technologies most often found alongside it are jQuery (77%, 117 sites), Apache HTTP Server (62%, 94 sites), Bootstrap (40%, 61 sites), Nginx (37%, 56 sites) and CentOS (32%, 48 sites).

Deep Dive

Breakdown of PHP 5.4.21 websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of PHP 5.4.21 websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.