WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system.
Disclaimer: The data used in this report is collected from the current VersionDB release (February 2026) containing a total of 12,727,168 domains. All statistics reflect this dataset and do not claim to represent all websites globally.
WordPress 4.2.21 Complementary Technologies
Technologies frequently found with WordPress 4.2.21.
Live WordPress 4.2.21 Sites
16
Complementary Tech
51
Most Frequent Complementary Tech
Websites Using WordPress 4.2.21
An unordered, non-ranked list generated from observed technology data.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| 6thplaneta.com | Unknown | Cloudflare, Inc. | February 14, 2026 |
| pic-bok.com | Unknown | Cloudflare, Inc. | February 13, 2026 |
| thenjerico.com | ðŽð§ United Kingdom | Google LLC | February 8, 2026 |
| autowelt-ebel.de | ðĐðŠ Germany | Strato GmbH | February 8, 2026 |
| spatztennis.com | ðšðļ United States | Brinkster Communications Corporation | February 8, 2026 |
| cmsart.ru | ð·ðš Russia | Beget LLC | February 8, 2026 |
| pascualnadal.com | ðŪðŠ Ireland | Amazon.com, Inc. | February 8, 2026 |
| pdrplayer.com | ðšðļ United States | InMotion Hosting, Inc. | February 8, 2026 |
| pen-outwrite.org | ðŽð§ United Kingdom | DigitalOcean, LLC | February 7, 2026 |
| salonhabitationquebec.com | Unknown | Cloudflare, Inc. | February 7, 2026 |
| jigiu.net | ðļðĻ Seychelles | FASTNET DATA INC | February 7, 2026 |
| ctecel.dk | ðĐð° Denmark | team.blue Denmark A/S | February 7, 2026 |
| 1000christmas.com | ðŦð· France | OVH SAS | February 7, 2026 |
| wachowiak-meble.pl | ðĩðą Poland | Cyber_Folks S.A. | February 6, 2026 |
| thaipowertochange.com | ðĻðĶ Canada | DigitalOcean, LLC | February 6, 2026 |
| canviamusic.com | ðŠðļ Spain | Cloudi Nextgen Sl | February 6, 2026 |
Find Your Customers By Their Technologies
12,727,168 domains across 3,651 technologies. Ready for lead generation, market research, and security analysis.
Buy Now â $199.95 USDTop WordPress 4.2.21 Identifiers
Who is using WordPress 4.2.21 and where.
Countries
Top 5 most detected countries for WordPress 4.2.21
ASNs
Top 5 most detected ASNs for WordPress 4.2.21
Languages
Top 5 most detected Languages for WordPress 4.2.21
TLDs
Top 5 most detected TLDs for WordPress 4.2.21
Most Frequent WordPress 4.2.21 Identifiers and Complementary Tech
Most frequently encountered identifiers for WordPress 4.2.21 and its complementary technologies.
| Technology | Sites |
|---|---|
| PHP | 16 |
| MySQL | 16 |
| jQuery | 12 |
| jQuery Migrate | 11 |
| Gravatar | 6 |
| Apache HTTP Server | 5 |
| HTTP/3 | 5 |
| Nginx | 5 |
| Slider Revolution | 4 |
| Cloudflare | 4 |
| Contact Form 7 | 3 |
| Bootstrap | 3 |
| WooCommerce | 3 |
| All in One SEO | 3 |
| All in One SEO Pack | 3 |
| Google AdSense | 2 |
| W3 Total Cache | 2 |
| Akismet | 2 |
| Windows Server | 2 |
| Cloudflare Browser Insights | 2 |
| IIS | 2 |
| jQuery UI | 2 |
| Yoast SEO | 2 |
| Divi | 1 |
| SWFObject | 1 |
| Osano | 1 |
| Select2 | 1 |
| Magnific Popup | 1 |
| Google Tag Manager | 1 |
| MooTools | 1 |
| OpenSSL | 1 |
| Debian | 1 |
| Onsen UI | 1 |
| Jetpack | 1 |
| ZURB Foundation | 1 |
| Twenty Fourteen | 1 |
| prettyPhoto | 1 |
| YouTube | 1 |
| parallax.js | 1 |
| Chosen | 1 |
| Chart.js | 1 |
| LiteSpeed | 1 |
| UNIX | 1 |
| Breadcrumb NavXT | 1 |
| Baidu Analytics (įūåšĶįŧčŪĄ) | 1 |
| AddThis | 1 |
| Google Hosted Libraries | 1 |
| Retina.js | 1 |
| Cookie Notice | 1 |
| cdnjs | 1 |
| Language | Sites |
|---|---|
| English | 4 |
| German | 3 |
| Spanish | 2 |
| Norwegian Nynorsk | 1 |
| Latin | 1 |
| Polish | 1 |
| Croatian | 1 |
| Arabic | 1 |
| Thai | 1 |
| Danish | 1 |
| Catalan | 1 |
| Swedish | 1 |
| Portuguese | 1 |
| Xhosa | 1 |
| French | 1 |
| ASN | Sites |
|---|---|
| Cloudflare, Inc. | 3 |
| DigitalOcean, LLC | 2 |
| Brinkster Communications Corporation | 1 |
| team.blue Denmark A/S | 1 |
| Amazon.com, Inc. | 1 |
| Beget LLC | 1 |
| InMotion Hosting, Inc. | 1 |
| Strato GmbH | 1 |
| Google LLC | 1 |
| Cyber_Folks S.A. | 1 |
| FASTNET DATA INC | 1 |
| OVH SAS | 1 |
| Cloudi Nextgen Sl | 1 |
| TLD | Sites |
|---|---|
| com | 10 |
| ru | 1 |
| de | 1 |
| pl | 1 |
| net | 1 |
| dk | 1 |
| org | 1 |
| Country | Sites |
|---|---|
| ðŽð§ United Kingdom | 2 |
| ðšðļ United States | 2 |
| ðĩðą Poland | 1 |
| ðļðĻ Seychelles | 1 |
| ðŠðļ Spain | 1 |
| ðŪðŠ Ireland | 1 |
| ð·ðš Russia | 1 |
| ðĐðŠ Germany | 1 |
| ðĻðĶ Canada | 1 |
| ðĐð° Denmark | 1 |
| ðŦð· France | 1 |