Yoast SEO 21.4-rc1
Yoast SEO is a search engine optimisation plugin for WordPress and other platforms.
3 live Yoast SEO 21.4-rc1 sites, ready to export.
That's how many Yoast SEO 21.4-rc1 websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.
Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.
Open the Lead List ExporterEvery Yoast SEO 21.4-rc1 website we detected in the US.
Only sites where a personal, company-hosted email was found.
Sites with at least one personnel LinkedIn profile.
Start with the highest-traffic end of the dataset.
Limit results to Yoast SEO 21.4-rc1 websites on .com domains.
Only sites where an organisation phone number was found.
Yoast SEO 21.4-rc1 Complementary Technologies
Technologies frequently found with Yoast SEO 21.4-rc1.
Websites Using Yoast SEO 21.4-rc1
Live sites we caught running Yoast SEO 21.4-rc1 in the wild, straight from the latest crawl.
| Domain | Server Location | ASN | Crawl Date |
|---|---|---|---|
| c2c-online.co.uk | 🇬🇧 United Kingdom | Microsoft Corporation | July 22, 2026 |
| c2cmods.com | Unknown | Google LLC | June 7, 2026 |
| herlevbygade2.dk | 🇩🇰 Denmark | Hetzner Online GmbH | May 20, 2026 |
Top Yoast SEO 21.4-rc1 Identifiers
Who is using Yoast SEO 21.4-rc1 and where: top five by detected sites.
Most Frequent Yoast SEO 21.4-rc1 Identifiers and Complementary Tech
Most frequently encountered identifiers for Yoast SEO 21.4-rc1 and its complementary technologies.
| Technology | Sites |
|---|---|
MySQL | 3 |
PHP | 3 |
WordPress | 3 |
jQuery | 3 |
Breadcrumb NavXT | 2 |
Google Tag Manager | 2 |
UIKit | 2 |
|
jQuery Migrate | 2 |
jQuery UI | 2 |
Apache HTTP Server | 1 |
Azure | 1 |
|
Azure Front Door | 1 |
Cookiebot | 1 |
Crazy Egg | 1 |
Email Encoder for Wordpress | 1 |
FreeBSD | 1 |
Nginx | 1 |
OpenSSL | 1 |
Select2 | 1 |
Slick | 1 |
Snowplow Analytics | 1 |
|
WordPress Block Editor | 1 |
reCAPTCHA | 1 |
| Language | Sites |
|---|---|
| Danish | 1 |
| English | 1 |
| Chinese | 1 |
| ASN | Sites |
|---|---|
| Google LLC | 1 |
| Hetzner Online GmbH | 1 |
| Microsoft Corporation | 1 |
| TLD | Sites |
|---|---|
| com | 1 |
| dk | 1 |
| uk | 1 |
| Country | Sites |
|---|---|
| 🇩🇰 Denmark | 1 |
| 🇬🇧 United Kingdom | 1 |
| Unknown | 1 |